Over the moon! Buzz Aldrin marries 'long-time love' on his 93rd birthday
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Second man to walk on the moon says he and Anca Faur are 'as excited as eloping teenagers' Buzz Aldrin, the second man to walk on the moon, has announced that he got married to his long-term partner on his 93rd birthday. The retired astronaut celebrated his birthday on Friday and said on Twitter that he "tied the knot" with Dr Anca Faur, 63, in a small ceremony in Los Angeles. Continue reading…
"We're going to do kind of a science-fiction story, if you'll bear with us," David Crosby said on August 18, 1969, as his band Crosby, Stills, Nash and Young began playing their song "Wooden Ships" at Woodstock . Crosby, the singer, songwriter, and guitarist who died on Wednesday at the age of 81, was never a typical hippie, despite being one of the movement's founders and figureheads. Yet the ba
New genetic disorder that causes susceptibility to opportunistic infections
Immunogeneticists have discovered a new genetic disorder that causes immunodeficiency and profound susceptibility to opportunistic infections including a life-threatening fungal pneumonia.
"In the midst of the hurried scramble for survival, across eons of bloodshed and death and flight, uncountable millions of living things have laid themselves down for a nice, long bout of unconsciousness.
The Bitter Truth Behind Russia's Looting of Ukrainian Art
A fter occupying Kherson for eight months and pledging to keep it forever, Russia's army abandoned the city in southern Ukraine in November and retreated south and east across the Dnipro River. With them, Russian soldiers took truckloads of cultural treasures looted from the region's museums. Most of Kherson's art collection, which is worth millions of dollars, has ended up on the nearby Crimean
What a Digital Worker Could Mean for the Human Workforce
With the rise of artificial intelligence and other technologies, virtual or digital workers may threaten some jobs even as they boost other opportunities.
Most off-the-shelf video games do little to improve cognitive abilities. But certain well-designed ones can enhance proficiency at skills such as "task switching," also known as multitasking.
Hälsolarmen är överdrivna: Vi sitter INTE ihjäl oss på jobbet
Larmen om allvarliga hälsorisker på grund av att kontorsarbetare sitter för mycket är överdrivna. Det här menar i alla fall forskare i Gävle som gjort en sammanställning av flera studier som mätt exakt hur mycket vi sitter, står och rör oss under arbetstiden på kontoret.
So I recently thought about the things that AI would teach us and how we could advance from them. Imagine we are apes to the AI, just like apes are to us from the intelligence stand point. The smartest apes have an IQ score around 75, we humans only got like 25 more on average. The smartest apes are capable to be self aware, we humans on the other hand are talking about the mutliverse and the fab
'Super-tipping points' could trigger cascade of climate action | Climate crisis
As much as some are very keen to believe the climate situation is all doom and gloom. Which following current trends totally straight it is, when you look at the more holistic picture and the rate of change going on and the number of things in the pipeline it does appear more positive. submitted by /u/Josquius [link] [comments]
What would be a thief/pick pocket's dream job in 1000 years?
What kind of technology and society will we have at that point? Edit: Wow guys! Thanks for all the comments! Keep them coming! submitted by /u/Efficient_Library_22 [link] [comments]
RIP Toadzilla A new amphibious critter, named "Toadzilla" by its discoverers , has been crowned as the world's largest known toad, clocking in at roughly 6 pounds — that's about six times the average for its species, the already-chonky cane toad. "I reached down and grabbed the cane toad and couldn't believe how big and heavy it was," the toad's discoverer, park ranger Kylee Gray, said in a press
Bad News: the Horrific Zombie Fungus in "The Last of Us" Is Real
HBO's "The Last of Us," a new television series based on the acclaimed videogame of the same name, finally premiered on Sunday following a hotly anticipated run-up. The story follows an unlikely duo as they traverse a post-apocalyptic, monster-ridden America, years after a zombie fungus ravaged humanity. It's spooky stuff, and considering that a) the zombie fungus that the story is based on is re
A New Scientific Paper Credits ChatGPT AI as a Coauthor
OpenAI's viral text generator ChatGPT has made some serious waves over the last couple of months, offering the public access to a chatbot that's arguably a vast improvement over its numerous and deeply flawed predecessors . In fact, one group of researchers is now so confident in its capabilities that they've included it as a coauthor in a scientific paper, marking yet another inflection point in
Artificial Intelligence Is Coming to Steal Your High Paying Job, Experts Warn
Don't Remind Us For years, breakthroughs in automation have led to increasing instability for blue collar workers — particularly those in manufacturing — while those in white collar positions have remained mostly unfazed by the same anxieties. Until generative AI's breakthrough, that is. In what appears to be the first major, technology-driven shakeup to the white collar marketplace, artificial i
Stars Are Disappearing From the Night Sky, Scientists Warn
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Night Light "Twinkle, Twinkle, Little Star," could eventually become less of a lullaby and more of an elegy. Over the past 12 years, a team of researchers analyzed tens of thousands of observations by citizen scientists the world over. And now, they've just released a new study, published in the journal Science , in which they found that the sky has been getting brighter at an average rate of 9.6
Employees at TikTok Apparently Have a Secret Button That Can Make Anything Go Viral
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A new Forbes investigation has revealed that TikTok's algorithm isn't nearly as democratic as the app and its parent company, ByteDance, have been happy to let users believe. Per the report, TikTok employees have access to a secret "heating" feature, which is essentially a big red button for virality. Hit that button, and content gets boosted — unbeknownst to the TikTok users who might be consumi
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This Week's Awesome Tech Stories From Around the Web (Through January 21)
ARTIFICIAL INTELLIGENCE What Happens When AI Has Read Everything? Ross Andersen | The Atlantic "Artificial intelligence has in recent years proved itself to be a quick study, although it is being educated in a manner that would shame the most brutal headmaster. Locked into airtight Borgesian libraries for months with no bathroom breaks or sleep, AIs are told not to emerge until they've finished a
Using cancer cells as logic gates to determine what makes them move
Researchers have reverse-engineered a cellular signal processing system and used it like a logic gate — a simple computer — to better understand what causes specific cells to migrate.
Steel is one of the most important materials in the world, integral to the cars we drive, the buildings we inhabit, and the infrastructure that allows us to travel from place to place. Steel is also responsible for 7% of global greenhouse gas emissions. In 2021, 45 countries made a commitment to pursue near-zero-emission steel in the next decade. But how possible is it to produce the steel we need
Simulations and experiments reveal unprecedented detail about water's motion in salt water
In salt water solutions, water molecules rapidly move around salt ions at a scale of more than a trillion times a second, according to both experiments and simulations.
High frequency brain wave patterns in the motor cortex can predict an upcoming movement
A new study has found high frequency propagating activity patterns in the motor cortex that contain details of upcoming movement — information that could lead to the development of better brain-machine interfaces.
Using cancer cells as logic gates to determine what makes them move
Researchers have reverse-engineered a cellular signal processing system and used it like a logic gate — a simple computer — to better understand what causes specific cells to migrate.
Dynamic rhenium dopant boosts ruthenium oxide for durable oxygen evolution
Nature Communications, Published online: 21 January 2023; doi:10.1038/s41467-023-35913-6 RuO2 is a promising anode catalyst for proton exchange membrane water electrolyzers but suffers from poor catalytic stability. Here the authors present a rhenium-doped RuO2 with a unique dynamic electron accepting-donating that adaptively boosts activity and stability in acidic water oxidation.
Weekend reads: 'Breakthroughs' slowing down?; self-publishing among editors; data tampering in space science
W ould you consider a donation to support Weekend Reads, and our daily work ? The week at Retraction Watch featured: Reddit post prompts retraction of article that called Trump 'the main driver of vaccine misinformation on Twitter' Ob-gyn who called criticism 'racist' and 'hate speech' earns retraction, several expressions of concern Influential paper linking recessions and left-wing voting patte
New ice core analysis shows sharp Greenland warming spike
A sharp spike in Greenland temperatures since 1995 showed the giant northern island 2.7 degrees (1.5 degrees Celsius) hotter than its 20th-century average, the warmest in more than 1,000 years, according to new ice core data.
Instagram Notifications Get Less Annoying With a 'Quiet Mode'
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Plus: Recommendations on the Explore page are getting better, Google is probably making an AirTag rival, and Amazon finally wipes that Smile off its face.
More tidbits from Virulent: The Vaccine War . Have you purchased your virtual ticket to stream it and be part of the Q&A with the filmmakers hosted by Drs. Gorski and Novella on Jan. 29? The post first appeared on Science-Based Medicine .
London Museum Removes 'Irish Giant' Skeleton From Display
The remains of Charles Byrne, a 7-foot-7 man who died in 1783, will no longer be on public view, an effort to address what one official at the Hunterian Museum called a historical wrong.
Circular RNA circGlis3 protects against islet β-cell dysfunction and apoptosis in obesity
Nature Communications, Published online: 21 January 2023; doi:10.1038/s41467-023-35998-z Pancreatic β-cell compensation is a major mechanism in delaying T2DM progression. Here, the authors show that circGlis3 levels are affected by QKI and FUS expression, and that increasing circGlis3 lengthens β-cell compensation via enhancing insulin secretion and reducing apoptosis.
SPRTN patient variants cause global-genome DNA-protein crosslink repair defects
Nature Communications, Published online: 21 January 2023; doi:10.1038/s41467-023-35988-1 DNA-protein crosslinks (DPCs) are toxic DNA lesions which threaten genome stability. Here, the authors develop a method to track the fate of DPCs in cells and identify a role for the SPRTN protease in replication-independent DPC repair.
Tomorrow will mark 50 years since Roe v. Wade was decided, but the landmark ruling did not make it to its semicentennial, having been overturned by Dobbs v. Jackson Women's Health Organization last summer. Many people viewed this as the end of abortion rights in America. But that's not what it was. Both practically and theoretically, Roe was never the guarantor of those rights that people believe
On November 13, 2022, four students from the University of Idaho—Ethan Chapin, Kaylee Goncalves, Xana Kernodle, and Madison Mogen—were found dead in the house that the latter three rented near campus. Each had been stabbed, seemingly in bed. Two other students lived in the house, and were apparently in their rooms that night; they were unharmed. From the public's standpoint, the case had few lead
The World Heritage site in southern Iraq survived Saddam Hussein's campaign to drain the wetlands. Now they're drying up, and biodiversity is collapsing.
Buzz Aldrin, second man on the Moon, marries on 93rd birthday
Legendary Apollo 11 astronaut Buzz Aldrin, the second person to set foot on the Moon, said he had married his longtime girlfriend on Friday, his 93rd birthday.
Structural analysis of an anthrol reductase inspires enantioselective synthesis of enantiopure hydroxycycloketones and β-halohydrins
Nature Communications, Published online: 21 January 2023; doi:10.1038/s41467-023-36064-4 Asymmetric reduction of prochiral ketones is challenging. Here, the authors identify and solve the structure of anthrol reductase CbAR, whose variant H162F can convert 1,3-cyclodiketones and α-haloacetophenones to the corresponding chiral alcohols.
How the James Webb Space Telescope broke the universe
The James Webb Space Telescope is one of MIT Technology Review's 10 Breakthrough Technologies of 2023. Explore the rest of the list here. Natalie Batalha was itching for data from the James Webb Space Telescope. It was a few months after the telescope had reached its final orbit, and her group at the University of California, Santa Cruz, had been granted time to observe a handful of exoplanets—pl
Next stop, Twatt! My tour of Britain's fantastically filthy placenames
The UK is full of extremely rude-sounding towns and villages. But what's it like to live in them? Some locals can't wait to change the names, while others embrace the quirk – even selling signpost souvenirs On the road to Twatt, a message arrives from a resident there. Am I making the pilgrimage up through Scotland to this hamlet on the island of Orkney only to admire its notorious, unwittingly r
Genome-wide analysis of the CML gene family and its response to melatonin in common bean (Phaseolus vulgaris L.)
Scientific Reports, Published online: 21 January 2023; doi:10.1038/s41598-023-28445-y Genome-wide analysis of the CML gene family and its response to melatonin in common bean ( Phaseolus vulgaris L.)
Epithelial disruption drives mesendoderm differentiation in human pluripotent stem cells by enabling TGF-β protein sensing
Nature Communications, Published online: 21 January 2023; doi:10.1038/s41467-023-35965-8 Fate specification in the mammalian epiblast rely on complex interactions between morphogens and tissue organization. Here, the authors highlight epithelial integrity as a key determinant of TGF-β activity and a mechanism guiding morphogen sensing and spatial cell fate change.
Mapping nucleolus-associated chromatin interactions using nucleolus Hi-C reveals pattern of heterochromatin interactions
Nature Communications, Published online: 21 January 2023; doi:10.1038/s41467-023-36021-1 Here the authors developed a nucleolus Hi-C technique (nHi-C) for enriching nucleolus-associated interactions, and revealed specific heterochromatin interaction patterns within and around nucleoli in human cells at high resolution.
A prehospital risk assessment tool predicts clinical outcomes in hospitalized patients with heat-related illness: a Japanese nationwide prospective observational study
Scientific Reports, Published online: 21 January 2023; doi:10.1038/s41598-023-28498-z
Jag1-Notch cis-interaction determines cell fate segregation in pancreatic development
Nature Communications, Published online: 21 January 2023; doi:10.1038/s41467-023-35963-w Notch signaling is crucial for pancreatic cell fate choice. With mathematical modeling and experiments, Xu et al. provides new insights into how different Notch ligands and Hes1 oscillation guide the spatial-temporal dynamics of cell differentiation.
The countries where population is declining – Many countries — especially in Europe and Asia — will see their populations decline in the coming decades…
Epigenomic charting and functional annotation of risk loci in renal cell carcinoma
Nature Communications, Published online: 21 January 2023; doi:10.1038/s41467-023-35833-5 The epigenomic landscape of renal cell carcinoma (RCC) remains to be explored. Here, integrative epigenomic analysis of primary human RCC samples and RCC GWAS risk SNPs identifies transcription-factor specific subtypes and enrichment of risk variants in allelically-imbalanced peaks.
Nature Communications, Published online: 21 January 2023; doi:10.1038/s41467-023-36038-6 How complex organics form in a prebiotic world remains a missing key to establish where life emerged. The authors present a road to abiotic organic synthesis and diversification in hydrothermal contexts involving magmatism and rock hydration.
Snart har vi ingen natt – stjärnorna bleknar på himlen
Städer som breder ut sig och billiga LED-lampor gör att nätterna blir allt ljusare över hela världen. De vanligaste stjärnbilderna tynar bort på himlen och många djur drabbas när riktigt mörka nätter blir allt ovanligare. – Det är snart ingen natt kvar, säger fladdermusforskaren Johan Eklöf.
Selective CO2 electrolysis to CO using isolated antimony alloyed copper
Nature Communications, Published online: 20 January 2023; doi:10.1038/s41467-023-35960-z Engineering Cu to achieve high catalytic selectivity towards carbon monoxide at high current density is challenging. Here, the authors report an Cu-Sb single-atom alloy catalyst that catalyzes CO2 reduction at a current density of 500 mA cm−2 with CO FE of ca. 91%.
Wnt4 and ephrinB2 instruct apical constriction via Dishevelled and non-canonical signaling
Nature Communications, Published online: 20 January 2023; doi:10.1038/s41467-023-35991-6 Apical constriction is known to be critical for neural tube closure, but the signals that induce this process have not been fully characterized. Here Yoon et al. identify a signaling complex that instructs actomyosin contractions during apical constriction and show that it is required for neural tube closure.
Polycomb deficiency drives a FOXP2-high aggressive state targetable by epigenetic inhibitors
Nature Communications, Published online: 20 January 2023; doi:10.1038/s41467-023-35784-x Delineating the specific role of Polycomb Repressive Complex 2 (PRC2) in various cancer systems is desirable as inhibitors for EZH2 inhibitors are approved for some cancers. Here the authors show haplo- and full-insufficiency of EZH2 drive divergent phenotypes in lung cancer. 3D tumoroids recapitulate transcr
Surface charge as activity descriptors for electrochemical CO2 reduction to multi-carbon products on organic-functionalised Cu
Nature Communications, Published online: 20 January 2023; doi:10.1038/s41467-023-35912-7 Tuning CO2 electrocatalysis to achieve multi-carbon products is interesting yet challenging. Here the authors report a histidine-functionalized Cu catalyst for CO2 reduction to multi-carbon products and reveal the correlation between catalyst surface charge and catalytic performance.
New 'whipping jet' sprayer controls how aerosols move
Scientists have invented a new 'whipping jet' sprayer that allows for greater control over how aerosols move. The device could benefit pharmaceutical, automotive, food processing, carbon capture and other industries.
Unprecedented levels of high-severity fire burn in Sierra Nevada
High-severity wildfire in California's Sierra Nevada forests has nearly quintupled compared to before Euro-American settlement, rising from less than 10% per year then to up to 43% today, a new study finds.
New, more accurate computational tool for long-read RNA sequencing
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Researchers have developed a new computational tool that can more accurately discover and quantify RNA molecules from these error-prone long-read RNA sequencing data. The tool, called ESPRESSO (Error Statistics PRomoted Evaluator of Splice Site Options), was reported today.
Finding a new way: Orienteering can train the brain, may help fight cognitive decline
The sport of orienteering, which draws on athleticism, navigational skills and memory, could be useful as an intervention or preventive measure to fight cognitive decline related to dementia, according to new research.
Neuroscientists identify a small molecule that restores visual function after optic nerve injury
Traumatic injury to the brain, spinal cord and optic nerve in the central nervous system (CNS) are the leading cause of disability and the second leading cause of death worldwide. CNS injuries often result in a catastrophic loss of sensory, motor and visual functions, which is the most challenging problem faced by clinicians and research scientists. Neuroscientists have recently identified and dem
What makes brown rice healthy? Decoding the chemistry of its nutritional wealth
The health-benefits of brown rice are well-known and widely advertised. But what exactly confers these excellent properties has been subject to speculation until now. Researchers have recently identified cycloartenyl ferulate (CAF) as the main antioxidant and cytoprotective constituent of brown rice. CAF can protect cells from stress directly through antioxidant effects and indirectly by boosting
New 'whipping jet' sprayer controls how aerosols move
Scientists have invented a new 'whipping jet' sprayer that allows for greater control over how aerosols move. The device could benefit pharmaceutical, automotive, food processing, carbon capture and other industries.
Special drone collects environmental DNA from trees
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Researchers have developed a flying device that can land on tree branches to take samples. This opens up a new dimension for scientists previously reserved for for biodiversity researchers.
I am currently doing a bachelor's in psychology and I wanted to continue my masters in this field (CogSci). I wanted to ask if I could find a job as a software developer or data analyst with this master's despite my undergraduate being a completely unrelated (?) field. I'm asking because I decided I do not wish to pursue social work and I'm too close to graduating to just change majors. submitted
Amazing JWST images show a nebula shaped by a multi-star system
The stunning filaments and coils of light that make up the Southern Ring Nebula were shaped by as many as five stars all orbiting one another in a complex dance
A deadly disease is threating honeybees, but a new vaccine could help
A first of its kind vaccine for honeybees is close to coming to market to fight a disease that currently means burning infected hives. It's a little extra help as bees try to deal with climate change.
Oscar nominations will be announced next week. I called our culture writer Shirley Li for her tips on the movies and the buzz you should know about. But first, here are three new stories from The Atlantic . The George Santos saga isn't (just) funny. How Joe Biden wins again How ChatGPT will destabilize white-collar work Top Guns Isabel Fattal: Are there any big themes that have emerged from this
Owner of Infamous Davos Bitcoin Car Gets Sensitive Over Crypto Criticism
Mercedes-Bitcoin Earlier this week, attendees at the World Economic Forum spotted a mysterious Bitcoin-branded Mercedes sports car parked near the event in Davos, Switzerland, which immediately drew criticism for its flashy display of opulence in the wake of last year's devastating crypto crash . Now, the owner of the vehicle has come forward — and he has a lot to say to his haters, CNBC reports
I struggle to maintain mental consistency. My thinking and reading are fine one day but poor that evening or the next day or unforeseeable number of days. I don't have have the mental capacity to predict how I will be mentally from week to week. Anyone know why this could be? I struggle with a great deal of mental distress (from this and other things) submitted by /u/heroicgamer44 [link] [comment
Carbon capture nets 2 billion tonnes of CO2 each year — but it's not enough. As well as cutting emissions, governments need to ramp up investment in carbon dioxide removal technologies to hit climate goals.
In Velma , HBO Max's adult-oriented Scooby-Doo spin-off, familiar faces get involved in all sorts of gritty, R-rated activities. Velma (played by the show's executive producer, Mindy Kaling) and Daphne (Constance Wu) sell drugs. Fred (Glenn Howerton) gets shot in both legs. Shaggy (Sam Richardson), known by his birth name, Norville, tries to sell a kidney on the black market. Scenes of gratuitous
Vulnerability of red sea urchins to climate change depends on location
A new study of red sea urchins, a commercially valuable species, investigated how different populations respond to changes in their environments. The results show that red sea urchin populations in Northern and Southern California are adapted to their local conditions but differ in their vulnerability to the environmental changes expected to occur in the future due to global climate change and oce
Regulating immunological memory may help immune system fight disease
Scientists have long sought to better understand the human body's immune responses that occur during various diseases, including cancer and inflammatory diseases. Scientists have now analyzed how immunological memory — the memory the body's immune system retains after an infection or vaccination that helps protect against reinfection — gets generated and maintained, as well as the role inflammat
Female and male hearts respond differently to stress hormone in mouse study
Female and male hearts respond differently to 'fight or flight' stress hormone, according to a new study in mice. It may help explain sex differences in arrhythmia risk.
Mixture of crops provide ecological benefits for agricultural landscapes
There are often too few flowering plants in agricultural landscapes, which is one reason for the decline of pollinating insects. Researchers ave now investigated how a mixture of crops of faba beans (broad beans) and wheat affects the number of pollinating insects. They found that areas of mixed crops compared with areas of single crops are visited equally often by foraging bees.
First computational reconstruction of a virus in its biological entirety
A researcher has created a computer reconstruction of a virus, including its complete native genome. Although other researchers have created similar reconstructions, this is believed to be the first to replicate the exact chemical and 3D structure of a 'live' virus.
Early disease diagnosis: Getting under your skin for better health
Biomedical engineers say interstitial fluid, the watery fluid found between and around cells, tissues or organs in the body, could provide an excellent medium for early disease diagnosis or long-term health monitoring.
Incorporation of water molecules into layered materials impacts ion storage capability
Researchers have experimentally detected the structural change of hydration water confined in the tiny nano-scale pores of layered materials such as clays. Their findings potentially open the door to new options for ion separation and energy storage.
CNET and Bankrate Say They're Pausing AI-Generated Articles Until Negative Headlines Stop
Last week, it emerged that CNET and its sister site Bankrate had been publishing AI-generated financial explainers. The program's lack of a formal announcement — as well as the shoddy quality of the articles it generated and the general sense that it was a pilot program to put entry-level writers out of work — produced outrage . Now, after a bruising week of headlines, CNET and Bankrate 's owner,
Desperate Twitter Auctioning Off Its Used Office Supplies
Going Once, Going Twice SpaceX, Tesla, and Twitter CEO Elon Musk, for whatever reason, seems to seriously have it out for office furniture. Last year, the serial founder — who notoriously hates remote work — demanded that Tesla workers get back into the office, only for those workers to return to a pretty serious lack of desks . And as of this week, it looks like Twitter's San Francisco offices a
Incorporation of water molecules into layered materials impacts ion storage capability
Researchers have experimentally detected the structural change of hydration water confined in the tiny nano-scale pores of layered materials such as clays. Their findings potentially open the door to new options for ion separation and energy storage.
California storms didn't solve the state's drought and water crisis
After weeks of intense rain and flooding, most of California's reservoirs are holding more water than usual for this time of year, but groundwater is still not replenished
Brazil this week began the first operations against Amazon deforestation since veteran leftist Luiz Inacio Lula da Silva took office, the Ibama environmental agency said Friday.
Forests face fierce threats from multiple industries, not just agricultural expansion
Intact forests are important climate regulators and harbors of biodiversity, but they are rapidly disappearing. Agriculture is commonly considered to be the major culprit behind forest loss, but the authors of a new article show that agriculture isn't solely to blame. For forest loss associated with the 2014 world economy, over 60% was related to final consumption of non-agricultural products, suc
Collision risk and habitat loss: Wind turbines in forests impair threatened bat species
In order to meet climate protection goals, renewable energies are booming — often wind power. More than 30,000 turbines have already been installed on the German mainland so far, and the industry is currently scrambling to locate increasingly rare suitable sites. Thus, forests are coming into focus as potential sites. A scientific team has now demonstrated that wind turbines in forests impair end
Physicists have experimentally proven that an important theorem of statistical physics applies to so-called 'Bose-Einstein condensates.' Their results now make it possible to measure certain properties of the quantum 'superparticles' and deduce system characteristics that would otherwise be difficult to observe.
Reed Hastings, cofounder and longtime CEO of the streamer, is stepping down after years of disrupting both the video rental market and Hollywood itself.
In Vitro Malaria Sporozoite Production May Lead to Cheaper Vaccines
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A method for culturing the infectious stage of the Plasmodium lifecycle could increase malaria vaccine production efficiency by tenfold, study authors say.
The HIPK2/CDC14B-MeCP2 axis enhances the spindle assembly checkpoint block by promoting cyclin B translation | Science Advances
Abstract Mitotic perturbations activate the spindle assembly checkpoint (SAC) that keeps cells in prometaphase with high CDK1 activity. Prolonged mitotic arrest is eventually bypassed by gradual cyclin B decline followed by slippage of cells into G 1 without chromosome segregation, a process that promotes cell transformation and drug resistance. Hitherto, the cyclin B1 decay is exclusively define
Abstract Aging-related centromeric cohesion loss underlies premature separation of sister chromatids and egg aneuploidy in reproductively older females. Here, we show that F-actin maintains chromatid association after cohesion deterioration in aged eggs. F-actin disruption in aged mouse eggs exacerbated untimely dissociation of sister chromatids, while its removal in young eggs induced extensive
Abstract Marine coccolithophores are globally distributed, unicellular phytoplankton that produce nanopatterned, calcite biominerals (coccoliths). These biominerals are synthesized internally, deposited into an extracellular coccosphere, and routinely released into the external medium, where they profoundly affect the global carbon cycle. The cellular costs and benefits of calcification remain un
In situ modulation of intestinal organoid epithelial curvature through photoinduced viscoelasticity directs crypt morphogenesis | Science Advances
Abstract Spatiotemporally coordinated transformations in epithelial curvature are necessary to generate crypt-villus structures during intestinal development. However, the temporal regulation of mechanotransduction pathways that drive crypt morphogenesis remains understudied. Intestinal organoids have proven useful to study crypt morphogenesis in vitro, yet the reliance on static culture scaffold
Isolating climatic, tectonic, and lithologic controls on mountain landscape evolution | Science Advances
Abstract Establishing that climate exerts an important general influence on topography in tectonically active settings has proven an elusive goal. Here, we show that climates ranging from arid to humid consistently influence fluvial erosional efficiency and thus topography, and this effect is captured by a simple metric that combines channel steepness and mean annual rainfall, k snQ . Accounting
Inflammation of the retinal pigment epithelium drives early-onset photoreceptor degeneration in Mertk-associated retinitis pigmentosa | Science Advances
Abstract Severe, early-onset photoreceptor (PR) degeneration associated with MERTK mutations is thought to result from failed phagocytosis by retinal pigment epithelium (RPE). Notwithstanding, the severity and onset of PR degeneration in mouse models of Mertk ablation are determined by the hypomorphic expression or the loss of the Mertk paralog Tyro3 . Here, we find that loss of Mertk and reduced
The molecular mechanism of sialic acid transport mediated by Sialin | Science Advances
Abstract Malfunction of the sialic acid transporter caused by various genetic mutations in the SLC17A5 gene encoding Sialin leads to a spectrum of neurodegenerative conditions called free sialic acid storage disorders. Unfortunately, how Sialin transports sialic acid/proton (H + ) and how pathogenic mutations impair its function are poorly defined. Here, we present the structure of human Sialin i
Lnc956 regulates mouse embryonic stem cell differentiation in response to DNA damage in a p53-independent pathway | Science Advances
Abstract Maintaining genomic stability is crucial for embryonic stem cells (ESCs). ESCs with unrepaired DNA damage are eliminated through differentiation and apoptosis. To date, only tumor suppressor p53 is known to be implicated in this quality control process. Here, we identified a p53-independent quality control factor lncRNA NONMMUT028956 ( Lnc956 for short) in mouse ESCs. Lnc956 is prevalent
A tissue atlas of ulcerative colitis revealing evidence of sex-dependent differences in disease-driving inflammatory cell types and resistance to TNF inhibitor therapy | Science Advances
Abstract Although literature suggests that resistance to TNF inhibitor (TNFi) therapy in patients with ulcerative colitis (UC) is partially linked to immune cell populations in the inflamed region, there is still substantial uncertainty underlying the relevant spatial context. Here, we used the highly multiplexed immunofluorescence imaging technology CODEX to create a publicly browsable tissue at
Covalent-like bondings and abnormal formation of ferroelectric structures in binary ionic salts | Science Advances
Abstract In the Mooser-Pearson diagram, binary ionic compoundss form into nonpolar symmetrical structures with high coordination numbers, while wurtzite structures should appear in the covalent region. Their tetrahedral bonding configurations break the inversion symmetry, with polarizations almost unswitchable due to the high barriers of abrupt breaking and reformation of covalent bonds. Here, th
An artificial intelligence dubbed Claude, developed by AI research firm Anthropic, got a "marginal pass" on a recent blindly graded law and economics exam at George Mason University, according to a recent blog post by economics professor Alex Tabarrok. It's yet another warning shot that AI is experiencing a moment of explosive growth in capability — and it's not just OpenAI's ChatGPT that we have
Why the Hubble telescope is still in the game — even as JWST wows
Nature, Published online: 20 January 2023; doi:10.1038/d41586-023-00136-8 NASA's nearly 33-year-old observatory still has plenty of top science to do, and astronomers want to extend its lifetime.
The story behind Vitamin C preventing and fighting the common cold is rife with debate, myth and continuing research. Here's what the latest findings suggest.
What to do if Your Dog is Stolen or Worse Held For Ransom
"Dognapping," like in the case of Lady Gaga's dogs, is more common than you may think. Here are some ways to prevent it and some steps to take to help get your dog back if they are taken.
Noora Alsaeed has often thought about building a snowman on Mars. Let's go over that again. A snowman on Mars ? That desertlike, desolate planet over there? The one covered in sand? What an unusual daydream. But Alsaeed knows a few things that the rest of us don't. She is a planetary scientist at the University of Colorado at Boulder whose work relies on data from a NASA spacecraft that orbits Ma
Abortion Pills Will Be the Next Battle in the 2024 Election
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The next front is rapidly emerging in the struggle between supporters and opponents of legal abortion, and that escalating conflict is increasing the chances that the issue will shape the 2024 election as it did last November's midterm contest. President Joe Biden triggered the new confrontation with a flurry of recent moves to expand access to the drugs used in medication abortions, which now ac
My friend Dr Morris Nitsun, who has died aged 79, was a consultant psychologist, psychotherapist and group analyst who worked in the NHS for 50 years. He was also a gifted artist. Born in Worcester, a small, remote town in the Western Cape, South Africa, Morris was the youngest of three children of Lithuanian-Jewish immigrants. His father, Joseph Nitsun, was a businessman who had lost family in t
AI of Andrew Jackson, Who Literally Owned Slaves, Insists That He Wasn't Racist
Historical Figures A new AI chatbot, Historical Figures, promises to take its users on a journey through space and time, simulating conversations with famous leaders — from Jesus to Joseph Stalin to Henry Ford and many more. Just, uh, one thing: apparently, pretty much every historical figure was absolutely perfect, and definitely feels bad if anything went wrong if or when they were in power. Co
A mixture of crops provides ecological benefits for agricultural landscapes, find researchers
There are often too few flowering plants in agricultural landscapes, which is one reason for the decline of pollinating insects. Researchers at the University of Göttingen have now investigated how a mixture of crops of fava beans (broad beans) and wheat affects the number of pollinating insects. They found that areas of mixed crops compared with areas of single crops are visited equally often by
Vulnerability of red sea urchins to climate change depends on location
A new study of red sea urchins, a commercially valuable species, investigated how different populations respond to changes in their environments. The results show that red sea urchin populations in Northern and Southern California are adapted to their local conditions but differ in their vulnerability to the environmental changes expected to occur in the future due to global climate change and oce
A mixture of crops provides ecological benefits for agricultural landscapes, find researchers
There are often too few flowering plants in agricultural landscapes, which is one reason for the decline of pollinating insects. Researchers at the University of Göttingen have now investigated how a mixture of crops of fava beans (broad beans) and wheat affects the number of pollinating insects. They found that areas of mixed crops compared with areas of single crops are visited equally often by
Vulnerability of red sea urchins to climate change depends on location
A new study of red sea urchins, a commercially valuable species, investigated how different populations respond to changes in their environments. The results show that red sea urchin populations in Northern and Southern California are adapted to their local conditions but differ in their vulnerability to the environmental changes expected to occur in the future due to global climate change and oce
Unprecedented levels of high-severity fire burn in Sierra Nevada
High-severity wildfire is increasing in Sierra Nevada and Southern Cascade forests and has been burning at unprecedented rates compared to the years before Euro-American settlement, according to a study from the Safford Lab at the University of California, Davis and its collaborators. Those rates have especially shot up over the past decade.
How Huntington's disease affects different neurons
Neuroscientists find two distinct cell populations in the striatum are affected differently by Huntington's disease. They believe neurodegeneration of one of these populations leads to motor impairments, while damage to the other population, located in a structure called the striosome, may account for the mood disorders that are often see in the early stages of the disease.
Chemists synthesize ocean-based molecule that could fight Parkinson's
Recreating natural molecules in the laboratory as part of the search for potential new drugs for disease can be difficult, costly and slow. The problem? Many chemical processes tend to produce not only a version of the molecule found in nature but also a mirror-image version of the molecule that is potentially useless — or even dangerous. In synthesizing a new, potentially therapeutic molecule fo
Researchers develop new, more accurate computational tool for long-read RNA sequencing
On the journey from gene to protein, a nascent RNA molecule can be cut and joined, or spliced, in different ways before being translated into a protein. This process, known as alternative splicing, allows a single gene to encode several different proteins. Alternative splicing occurs in many biological processes, like when stem cells mature into tissue-specific cells. In the context of disease, ho
What the Tech and Media Layoffs Are Really Telling Us About the Economy
Tech Layoffs 2023 US
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This is Work in Progress, a newsletter by Derek Thompson about work, technology, and how to solve some of America's biggest problems. Sign up here to get it every week . Google's parent company, Alphabet, today announced that it plans to cut 12,000 jobs, joining a tech-and-media layoff list that already includes Microsoft, Meta, Amazon, Salesforce, Snap, Twitter, and Warner Bros. Discovery. Accor
Researchers develop new, more accurate computational tool for long-read RNA sequencing
On the journey from gene to protein, a nascent RNA molecule can be cut and joined, or spliced, in different ways before being translated into a protein. This process, known as alternative splicing, allows a single gene to encode several different proteins. Alternative splicing occurs in many biological processes, like when stem cells mature into tissue-specific cells. In the context of disease, ho
Chemists synthesize ocean-based molecule that could fight Parkinson's
Recreating natural molecules in the laboratory as part of the search for potential new drugs for disease can be difficult, costly and slow. The problem? Many chemical processes tend to produce not only a version of the molecule found in nature but also a mirror-image version of the molecule that is potentially useless — or even dangerous. In synthesizing a new, potentially therapeutic molecule fo
N.Y.U. Langone Withdraws From Type 1 Diabetes Vaccine Trial in Adolescents
The B.C.G. vaccine, more than a century old, has shown some promise against diabetes. The university's move left parents and outside investigators concerned.
Amazing JWST images show a nebula shaped by a multi-star smash-up
The stunning filaments and coils of light that make up the Southern Ring Nebula were shaped by as many as five stars all orbiting one another in a complex dance
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Researchers find that traded species have distinctive life histories with extended reproductive lifecycles
A new study by researchers from Durham University, UK, Queen's University Belfast, UK, University of Extremadura, Spain and Swansea University, UK have revealed that vertebrate species involved in the live wildlife trade have distinctive life history traits, biological characteristics that determine the frequency and timing of reproduction.
It's not exactly comforting that the United States is running up against its debt limit, as officials announced this week, nor is there immediate cause for concern for the average taxpayer, says University of Michigan economist Daniil Manaenkov.
Statistical physics theorem also valid in the quantum world, study finds
Physicists at the University of Bonn have experimentally proven that an important theorem of statistical physics applies to so-called "Bose-Einstein condensates." Their results now make it possible to measure certain properties of the quantum "superparticles" and deduce system characteristics that would otherwise be difficult to observe. The study has now been published in Physical Review Letters.
Multipronged approach needed to combat intimate partner violence in humanitarian settings
Intimate partner violence is pervasive in humanitarian settings and its impacts are far-reaching, finds a new study from the Brown School at Washington University in St. Louis.
Mangroves were once seen as inhospitable malarial swamps and were among the fastest disappearing habitats in the world. Now, with input from Bangor University, one community project in Kenya is working to restore mangroves in a project which benefits local communities.
Feds research whale mystery after more than a dozen dead whales wash up along East Coast
Fourteen whales have washed up on Atlantic Coast beaches since Dec. 1, but marine mammal experts and some conservation groups urge caution before jumping to conclusions about why these animals and others died.
Boston Dynamics reveals Atlas AI robot new ability to grip + autonomously manipulate objects | New 3D modeling Geocode AI creates + Edits highly realistic meshes | Breakthrough Text-To-Video "Tune a Video" uses diffusion models to output coherent video
Researchers find that traded species have distinctive life histories with extended reproductive lifecycles
A new study by researchers from Durham University, UK, Queen's University Belfast, UK, University of Extremadura, Spain and Swansea University, UK have revealed that vertebrate species involved in the live wildlife trade have distinctive life history traits, biological characteristics that determine the frequency and timing of reproduction.
Mangroves were once seen as inhospitable malarial swamps and were among the fastest disappearing habitats in the world. Now, with input from Bangor University, one community project in Kenya is working to restore mangroves in a project which benefits local communities.
Mastering the art of saying no should be part of a research leader's toolkit
Nature, Published online: 20 January 2023; doi:10.1038/d41586-023-00130-0 Learning how to deliver a polite refusal, alongside management training, will help young scholars with leadership ambitions, says Gemma Modinos.
Carbon capture nets 2 billion tonnes of CO2 each year — but it's not enough
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Nature, Published online: 20 January 2023; doi:10.1038/d41586-023-00180-4 As well as cutting emissions, governments need to ramp up investment in carbon dioxide removal technologies to hit climate goals, researchers warn.
Elon Musk Ditched Tesla Stock Right Before Bad News Dropped
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Convenient Timing Tesla CEO Elon Musk sold almost $3.6 billion of his shares in the EV maker in December — just before the company revealed disappointing fourth-quarter results to investors, The Wall Street Journal reports . It has to make you wonder: did Musk know the company's stock price was about to tank, something that could be of interest to financial regulatory authorites? "This should be
George Takei Slams William Shatner, Says He Didn't Really Go to Space
Billionaire Joyride "Star Trek" actor George Takei has aimed his sights at former co-star and James Kirk actor William Shatner yet again, telling UK tabloid The Mirror that the latter elder television star did not in fact go into outer space. It's true that Shatner rode Blue Origin's New Shepard rocket to an altitude of 66.5 miles back in 2021, which is technically above the Karman line, the arbi
Mineral weathering is linked to microbial priming in the critical zone
Nature Communications, Published online: 20 January 2023; doi:10.1038/s41467-022-35671-x Mineral weathering and microbial priming are two important processes that regulate soil formation and CO2 emissions. Here the authors link weathering with primed organic matter decomposition, which plays a key role in controlling soil C dynamics.
Feds research whale mystery after more than a dozen dead whales wash up along East Coast
Fourteen whales have washed up on Atlantic Coast beaches since Dec. 1, but marine mammal experts and some conservation groups urge caution before jumping to conclusions about why these animals and others died.
Without barley, hops and yeast, there is no beer. Brewing specialist Dr. Martin Zarnkow and beverage microbiologist Dr. Mathias Hutzler believe that a very special yeast variety might be found in Georgia. So they embarked on a "yeast hunt" and investigated microbiology and brewing traditions in the Caucasus region.
Soil organisms are essential for the maintenance of city parks and gardens, study shows
City parks and gardens support a rich and diverse community of soil organisms including bacteria, fungi, protists and invertebrates, which often go unnoticed compared with eye-catching plants and animals.
Ripples in fabric of universe may reveal start of time
Scientists have advanced in discovering how to use ripples in space-time known as gravitational waves to peer back to the beginning of everything we know. The researchers say they can better understand the state of the cosmos shortly after the Big Bang by learning how these ripples in the fabric of the universe flow through planets and the gas between the galaxies.
Delivering a message by voice, even an artificial one, can be more compelling than putting it in writing
In this age of screens, smartphones, virtual assistants, and voice-enabled speakers, we are constantly bombarded by visual and auditory suggestions of things to do, products to buy, and media to consume. Yet are all these messages created equal?
Without barley, hops and yeast, there is no beer. Brewing specialist Dr. Martin Zarnkow and beverage microbiologist Dr. Mathias Hutzler believe that a very special yeast variety might be found in Georgia. So they embarked on a "yeast hunt" and investigated microbiology and brewing traditions in the Caucasus region.
Studying the feasibility of drones for collecting environmental data
Earth observation, also known as remote sensing, provides highly relevant information about the state and change of our planet every day via satellite data worldwide. The data can be used, for example, to gather information about heat islands in cities, droughts or the condition of forests.
Soil organisms are essential for the maintenance of city parks and gardens, study shows
City parks and gardens support a rich and diverse community of soil organisms including bacteria, fungi, protists and invertebrates, which often go unnoticed compared with eye-catching plants and animals.
Environmental rules stoke anger as California lets precious stormwater wash out to sea
Environmental rules designed to protect imperiled fish in the Sacramento-San Joaquin River Delta have ignited anger among a group of bipartisan lawmakers, who say too much of California's stormwater is being washed out to sea instead of being pumped to reservoirs and aqueducts.
Study reveals key aspect of the finely tuned regulation of gene expression
A team of researchers unveils a novel, key aspect of enhancer-mediated regulation of gene expression and proposes a mechanism that explains the tight connection between gene enhancers and promoters.
In the Neanderthal site of Combe-Grenal, France, hunting strategies were unaffected by changing climate
Neanderthals in Combe-Grenal (France) preferred to hunt in open environments, and their hunting strategies did not alter during periods of climatic change, according to a new study.
Satellites can be used to detect waste sites on Earth
A new computational system uses satellite data to identify sites on land where people dispose of waste, providing a new tool to monitor waste and revealing sites that may leak plastic into waterways.
What kind of additional resources will AI need for it's infrastructure
What kind of resources will businesses be mindful to invest in if they plan to make use of AI tools? Specifically what kind of specialty will they need to hire? What's needed for AI functionality? My first thought is that infrastructure in the way of database storage and organization will be needed? What kind of IT expertise would be needed? submitted by /u/peyott100 [link] [comments]
New research says – "the computing power required for AI is doubling every 100 days and is projected to increase by more than a million times over the next five years."
Successful test flight of Hydrogen-Electric Airplane could be key to zero-carbon flying. Aim for commercial 700 mile flight with 40-80 seater aircraft by 2027.
submitted by /u/DisasterousGiraffe [link] [comments]
How ChatGPT Will Destabilize White-Collar Work – No technology in modern memory has caused mass job loss among highly educated workers. Will generative AI be an exception?
Will ChatGPT become a cybersecurity threat? Cybercriminals are already using it to write malware, generate phishing emails, build scam websites, create spam content, and spread disinformation.
How stray logs in Puget Sound turn industrial shorelines green
Squinting out the windowed wheelhouse of the ship he's helmed for two decades, Captain Skip Green spots something several hundred yards in the distance.
How stray logs in Puget Sound turn industrial shorelines green
Squinting out the windowed wheelhouse of the ship he's helmed for two decades, Captain Skip Green spots something several hundred yards in the distance.
Researchers discover novel mechanism for MRSA virulence
Researchers at Mount Sinai, in collaboration with researchers at New York University, have published a study in Cell Host & Microbe that sheds light on the mechanisms behind the severity, or virulence, of methicillin-resistant Staphylococcus aureus (MRSA) blood stream infections.
Researchers discover novel mechanism for MRSA virulence
Researchers at Mount Sinai, in collaboration with researchers at New York University, have published a study in Cell Host & Microbe that sheds light on the mechanisms behind the severity, or virulence, of methicillin-resistant Staphylococcus aureus (MRSA) blood stream infections.
Citizen science projects offer the general public, or segments of that public such as school students, an opportunity to take part in scientific research. The Extreme Energy Events (EEE) Project in Italy is a cooperation between particle physicists studying cosmic rays and school students, and their teachers, throughout the country.
Mexico Bans Startup From Future Solar Geoengineering Experiments
Last week, we covered the efforts of a small environmental startup called Make Sunsets that was experimenting with releasing small amounts of sunlight reflecting, sulfur dioxide particles into the stratosphere via balloons. The startup's goal was simple: to reflect the Sun's warming rays, thereby cooling the surface below, a process known as solar geoengineering. Now, Make Sunsets' efforts have g
DNA from domesticated chickens is tainting genomes of wild red junglefowl, study finds
The red junglefowl — the wild ancestor of the chicken — is losing its genetic diversity by interbreeding with domesticated birds, according to a new study.
Parasitic mites' biting rate may drive transmission of Deformed wing virus in honey bees
Varroa destructor is an ectoparasitic mite that can cause European honey bee colonies to collapse by spreading Deformed wing virus as they feed. A study suggests a relatively small number of mites can contribute to a large number of infected bees.
Fabric inspired by camel's hump could protect firefighters from heat
A fabric made by welding aerogel pockets together with ultrasound mimics the make-up of a camel's hump to protect against fire as well as letting sweat escape
Crab deaths on UK coast may be caused by unknown disease, finds report
A scientific committee has ruled out chemical poisoning and algae as explanations for the deaths of crustaceans in north-east England, saying a new disease is the most likely cause
The Republican Party has had no better friend than Nassau County in the past few years. Of America's largest counties, few have turned more sharply toward the GOP than New York City's neighbor to the east. This collection of Long Island suburbs swept Democrats out of local office in 2021, and last fall, Nassau County voted resoundingly Republican in New York's gubernatorial race. Most important f
Unspoilt forests fall to feed the global supply chain
Nature, Published online: 20 January 2023; doi:10.1038/d41586-023-00119-9 Export of minerals, wood and energy drives a surprisingly high fraction of deforestation.
Confused by open-access policies? These tools can help
Nature, Published online: 20 January 2023; doi:10.1038/d41586-023-00175-1 Emerging software helps funding agencies and scientists to ensure that research follows the rules.
Many coastal nursing homes aren't ready for hurricanes
A significant number of nursing homes at risk for hurricane-related flooding may be inadequately prepared, a new study finds. One in 10 nursing homes in US coastal regions is at risk of exposure to severe hurricane-related flooding. Nursing home residents are disproportionately more susceptible than the general population to injury and death due to environmental disasters. Researchers used public
Toddlers will go out of their way to help dogs, especially pups struggling to access out-of-reach treats and toys, according to new research. The finding shows that young children notice and understand dogs' goals, using that knowledge to help them. "It's been known for a long time that toddlers will go out of their way to help struggling humans, even strangers," says Henry Wellman, professor eme
Where do your online shopping returns end up? In the trash, new research finds
For e-commerce companies, it is cheaper to throw away returned items rather than selling them again. In a new study, researchers at Lund University in Sweden interviewed members of the textile and electronics industries, hoping to better understand a problem that is snowballing, yet has been the subject of little research.
'Smart' walking stick could help visually impaired with groceries, finding a seat
For people who are blind or visually impaired, finding the right products in a crowded grocery store can be difficult without help. A team of computer scientists is trying to change that.
Integrative genetic analysis illuminates ALS heritability and identifies risk genes
Nature Communications, Published online: 20 January 2023; doi:10.1038/s41467-022-35724-1 ALS is somewhat heritable, but the genetic basis is not completely understood. Here, the authors identify alterations in splicing in neurons associated with amyotrophic lateral sclerosis and uncover several associated genetic loci, with a potential link to nuclear pore defects.
Uncovering a miltiradiene biosynthetic gene cluster in the Lamiaceae reveals a dynamic evolutionary trajectory
Nature Communications, Published online: 20 January 2023; doi:10.1038/s41467-023-35845-1 A diterpenoid biosynthetic gene cluster (BGC) has been identified in a few species in the Lamiaceae (mint) family, but its origin and evolution remain unclear. Here, the authors report assembly of genomes of three species within the family and reveal the dynamic evolutionary trajectory of the BGC.
What Mexico's planned geoengineering restrictions mean for the future of the field
Tech Review Explains: Let our writers untangle the complex, messy world of technology to help you understand what's coming next. You can read more here. An American entrepreneur's crude solar geoengineering effort in Baja California, first reported by MIT Technology Review in late December, has prompted widespread criticism—and now, the Mexican government plans to ban related experiments. Luke Is
Could feral animals in Australia become distinct species? Some early signs that it's possible
You might think evolution is glacially slow. At a species level, that's true. But evolution happens every time organisms produce offspring. The everyday mixing of genes—combined with mutations—throws up new generations upon which "selection pressure" will act.
Viewpoint: In the Year of the Rabbit, spare a thought for all these wonderful endangered bunny species
What do you think when you hear the word "rabbit?" Does your mind conjure images of cartoon bunnies eating carrots? Or the fluffy tails and floppy ears of pet bunnies? Maybe you think about their incredible ability to reproduce.
The same genes that affect diseases in our mouths may be linked to other diseases, including certain types of cancer, a new study shows. " Cavities can be perceived as something small—like, 'Oh, it's just a tooth,'" says Mariana Bezamat, assistant professor in the School of Dental Medicine at the University of Pittsburgh and lead author of the study in Scientific Reports . "But it's the most comm
Exploring the outer solar system takes power: Here's a way to miniaturize nuclear batteries for deep space
As science and technology advance, we're asking our space missions to deliver more and more results. NASA's MSL Curiosity and Perseverance rovers illustrate this fact. Perseverance is an exceptionally exquisite assemblage of technologies. These cutting-edge rovers need a lot of power to fulfill their tasks, and that means bulky and expensive power sources.
Could feral animals in Australia become distinct species? Some early signs that it's possible
You might think evolution is glacially slow. At a species level, that's true. But evolution happens every time organisms produce offspring. The everyday mixing of genes—combined with mutations—throws up new generations upon which "selection pressure" will act.
Across the US, White neighborhoods have more greenery, fewer dilapidated buildings, fewer multi-family homes: Study
Historic redlining and other racist policies have led to present-day racial and economic segregation and disinvestment in many cities across the United States. Research has shown how neighborhood characteristics and resources are associated with health disparities such as preterm birth and asthma, but most of these studies are limited in scale and overlook many aspects in a neighborhood that are d
Viewpoint: In the Year of the Rabbit, spare a thought for all these wonderful endangered bunny species
What do you think when you hear the word "rabbit?" Does your mind conjure images of cartoon bunnies eating carrots? Or the fluffy tails and floppy ears of pet bunnies? Maybe you think about their incredible ability to reproduce.
Ancient poop offers unusual insight into animal behavior
Some people are annoyed when they encounter a fresh pile of dung while out on a walk in nature. Others are excited because it points to the recent visit of a particular kind of animal. But some scientists, myself included, may just be disappointed that the dung isn't fossilized.
Any unseasonably hot day—no matter the time of year—can lead to a rush of gun violence, research finds. When temperatures sizzle, so do tempers. Across the United States, headlines lamenting a summer spike in shootings —a "gun violence emergency" in Portland, Oregon, "another summer of mayhem" in Philadelphia—have become a depressing feature of the season. According to the researchers, mitigating
Researchers have successfully demonstrated precision gene editing in miscanthus, a promising perennial crop for sustainable bioenergy production. Biologists edited the genomes of three miscanthus species using CRISPR/Cas9 — a far more targeted and efficient way to develop new varieties than prior methods. The results will accelerate efforts to tap the huge potential of this highly productive but
A startling analysis from Globe at Night — a citizen science program — concludes that stars are disappearing from human sight at an astonishing rate. The study finds that, to human eyes, artificial lighting has dulled the night sky more rapidly than indicated by satellite measurements.
Omicron caused fewer cases of MIS-C in children than delta and they were milder, says new study based on 2021-22 data
A new study reveals that there were fewer cases of multi-system inflammatory syndrome in children (MIS-C) during the omicron wave of the pandemic than the delta wave.
Neuroscientists identified a specific neural mechanism in the human brain that tags information with emotional associations for enhanced memory. The team demonstrated that high-frequency brain waves in the amygdala, a hub for emotional processes, and the hippocampus, a hub for memory processes, are critical to enhancing memory for emotional stimuli. Disruptions to this neural mechanism, brought on
Climate change is threatening Madagascar's famous forests: Study shows how serious it is
Global climate change doesn't only cause the melting of polar ice caps, rising sea levels and extreme weather events. It also has a direct effect on many tropical habitats and the animals and plants that inhabit them. As fossil fuel emissions continue to drive climate change, large areas of land are forecast to become much hotter and drier by the end of this century.
The case for free, universal basic services | Aaron Bastani
Several crises are set to define the next century — but journalist Aaron Bastani believes we have the technological ability to meet our biggest challenges and create unprecedented levels of prosperity for all. He shows how we could get there by ditching capitalism as the world's economic operating system and adopting "universal basic services," where governments would freely provide life essentia
Ancient poop offers unusual insight into animal behavior
Some people are annoyed when they encounter a fresh pile of dung while out on a walk in nature. Others are excited because it points to the recent visit of a particular kind of animal. But some scientists, myself included, may just be disappointed that the dung isn't fossilized.
Climate change is threatening Madagascar's famous forests: Study shows how serious it is
Global climate change doesn't only cause the melting of polar ice caps, rising sea levels and extreme weather events. It also has a direct effect on many tropical habitats and the animals and plants that inhabit them. As fossil fuel emissions continue to drive climate change, large areas of land are forecast to become much hotter and drier by the end of this century.
New method can determine how much a predatory fish eats, which can contribute to more sustainable fishing
Imagine that in the future, we know exactly how many fish we can catch without negatively impacting either the stock of predatory fish or their prey—and that we can actually regulate the amount of fish if an excess of, say, cod suddenly occurs in an ecosystem.
Researchers have successfully demonstrated precision gene editing in miscanthus, a promising perennial crop for sustainable bioenergy production. Biologists edited the genomes of three miscanthus species using CRISPR/Cas9 — a far more targeted and efficient way to develop new varieties than prior methods. The results will accelerate efforts to tap the huge potential of this highly productive but
New method can determine how much a predatory fish eats, which can contribute to more sustainable fishing
Imagine that in the future, we know exactly how many fish we can catch without negatively impacting either the stock of predatory fish or their prey—and that we can actually regulate the amount of fish if an excess of, say, cod suddenly occurs in an ecosystem.
Nature Communications, Published online: 20 January 2023; doi:10.1038/s41467-023-35977-4 Sensory nerves are important for tissue homeostasis. Here the authors show that sensory nerves contribute to Mesenchymal stem cell maintenance via FGF1, mTOR signaling and autophagy.
Active mRNA degradation by EXD2 nuclease elicits recovery of transcription after genotoxic stress
Nature Communications, Published online: 20 January 2023; doi:10.1038/s41467-023-35922-5 Here the authors show that the exonuclease EXD2 is involved in the recovery of class II gene transcription after UV irradiation. EXD2 travels from the mitochondria to the nucleus to interact with RNA Pol II and degrade new synthetized mRNA to allow transcription following DNA repair.
Nearly 6-pound 'Toadzilla' found in Australia breaks the record for largest toad
Cane toads are notorious pests in Australia, colonizing habitats and poisoning other wildlife. Park rangers euthanized the 5.95-pound animal, whose body will be donated to the Queensland Museum. (Image credit: Queensland Department of Environment and Science via AP)
Collision risk and habitat loss: Study examines how wind turbines in forests impair threatened bat species
In order to meet climate protection goals, renewable energies are booming—often wind power. More than 30,000 turbines have already been installed on the German mainland so far, and the industry is currently scrambling to locate increasingly rare suitable sites. Thus, forests are coming into focus as potential sites.
Scientists reveal the molecular mechanism of miRNA biogenesis complex in C. elegans
The study of microRNAs (miRNAs), small RNAs that play important roles in gene regulation in animals and humans alike, have long been a topic of research interest. How these miRNAs control and regulate gene expression is believed to hold the key to the development of effective treatment strategies for conditions such as cancer, which is a result of cell mutations.
In the core of the cell: New insights into the utilization of nanotechnology-based drugs
Novel drugs, such as vaccines against COVID-19, among others, are based on drug transport using nanoparticles. Whether this drug transport is negatively influenced by an accumulation of blood proteins on the nanoparticle's surface was not clarified for a long time.
Collision risk and habitat loss: Study examines how wind turbines in forests impair threatened bat species
In order to meet climate protection goals, renewable energies are booming—often wind power. More than 30,000 turbines have already been installed on the German mainland so far, and the industry is currently scrambling to locate increasingly rare suitable sites. Thus, forests are coming into focus as potential sites.
Scientists reveal the molecular mechanism of miRNA biogenesis complex in C. elegans
The study of microRNAs (miRNAs), small RNAs that play important roles in gene regulation in animals and humans alike, have long been a topic of research interest. How these miRNAs control and regulate gene expression is believed to hold the key to the development of effective treatment strategies for conditions such as cancer, which is a result of cell mutations.
Author Correction: Reevaluation of antibody-dependent enhancement of infection in anti-SARS-CoV-2 therapeutic antibodies and mRNA-vaccine antisera using FcR- and ACE2-positive cells
Scientific Reports, Published online: 20 January 2023; doi:10.1038/s41598-023-28371-z
SEO Spammers Are Absolutely Thrilled Google Isn't Cracking Down on CNET's AI-Generated Articles
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In the wake of our reporting that CNET had been quietly publishing dozens of AI-generated articles, many expressed dismay at what seemed like an underhanded attempt to eliminate the jobs of entry-level human writers while downplaying the shoddy content to the site's readers. One group was absolutely thrilled, however: spammers, who could scarcely contain their glee that a mainstream publisher was
OpenAI Apparently Paid People in the Developing World $2/Hour to Look at the Most Disturbing Content Imaginable
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Content moderation is grueling, deeply traumatizing job . Workers usually don't last more than a year, and due to the horrible things they have to see, they're often left with lasting PTSD once they leave. That said, for the internet to functionally exist, it's also necessary work. Unmoderated corners of the internet are pure and utter hell zones, filled with the kinds of violence and depravity t
Family tree secrets: Island tree populations older, more diverse than expected
It's often assumed that island plant and animal populations are just the simple, fragile cousins of those on the mainland. But now, researchers from Japan have discovered that island populations may be a lot tougher and more complex than previously thought.
Family tree secrets: Island tree populations older, more diverse than expected
It's often assumed that island plant and animal populations are just the simple, fragile cousins of those on the mainland. But now, researchers from Japan have discovered that island populations may be a lot tougher and more complex than previously thought.
Cancer-selective chemotherapy using a disassembly-assembly method
It is well known that cancerous tumor cells have an acidic pH microenvironment (pH 5.6 to 6.8). Using this unique feature, researchers have developed a new anticancer therapeutic agent that selectively kills cancer cells. This access allows detached malignant cells from the tumor to penetrate into cancer cells and induce mitochondrial dysfunction, thereby killing only cancer cells.
Cancer-selective chemotherapy using a disassembly-assembly method
It is well known that cancerous tumor cells have an acidic pH microenvironment (pH 5.6 to 6.8). Using this unique feature, researchers have developed a new anticancer therapeutic agent that selectively kills cancer cells. This access allows detached malignant cells from the tumor to penetrate into cancer cells and induce mitochondrial dysfunction, thereby killing only cancer cells.
Chickens' DNA is fouling the genomes of their wild relatives
Nature, Published online: 20 January 2023; doi:10.1038/d41586-023-00131-z Genomes of red junglefowl, the wild birds that gave rise to domestic chickens, include genetic material from their farmyard cousins.
Scientists create computer simulation based on digital microbes
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Researchers at University of Galway associated with APC Microbiome Ireland have created a resource of over 7,000 digital microbes—enabling computer simulations of how drug treatments work and how patients may respond.
How the Masai giraffe population has changed over 40 years in Tanzania's Arusha National Park
Giraffes are Tanzania's national animal and beloved around the world. Despite their popularity, however, populations of the Masai giraffe have declined by 50% since the 1980s to about 35,000 individuals, and they are now considered to be endangered.
Scientists create computer simulation based on digital microbes
Scientists Create Digital
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Researchers at University of Galway associated with APC Microbiome Ireland have created a resource of over 7,000 digital microbes—enabling computer simulations of how drug treatments work and how patients may respond.
Forests face fierce threats from multiple industries, not just agricultural expansion
Intact forests are important climate regulators and harbors of biodiversity, but they are rapidly disappearing. Agriculture is commonly considered to be the major culprit behind forest loss, but the authors of a new paper published on January 20 in the journal One Earth show that agriculture isn't solely to blame.
How the Masai giraffe population has changed over 40 years in Tanzania's Arusha National Park
Giraffes are Tanzania's national animal and beloved around the world. Despite their popularity, however, populations of the Masai giraffe have declined by 50% since the 1980s to about 35,000 individuals, and they are now considered to be endangered.
Literary adaptations are ruling the small screen: Scouts are turning to publishers for show material. TV deals are being negotiated at the same time as print ones. In 2020, for the first time ever, more books were made into TV series than into movies. Clearly, translating stories from the page to television is popular. But have we figured out the key to pulling it off? Sometimes adaptations are a
Google's AI is best yet at answering medical and health questions
Google has built an AI that can answer medical questions. However, it's not as good as a human doctor and the company says it cannot yet perform safely in the real world
Standard Model of Cosmology Survives a Telescope's Surprising Finds
The cracks in cosmology were supposed to take a while to appear. But when the James Webb Space Telescope (JWST) opened its lens last spring, extremely distant yet very bright galaxies immediately shone into the telescope's field of view. "They were just so stupidly bright, and they just stood out," said Rohan Naidu, an astronomer at the Massachusetts Institute of Technology. Source
How incorporation of water molecules into layered materials impacts ion storage capability
Investigating the interplay between the structure of water molecules that have been incorporated into layered materials such as clays and the configuration of ions in such materials has long proved a great experimental challenge. But researchers have now used a technique elsewhere commonly used to measure extremely tiny masses and molecular interactions at the nano level to observe these interacti
This Week in Space: Spaceports, Failed Stars, and the Lunar New Year
Image Credit & Copyright: Raul Villaverde Fraile, via Share the Science (Credit: Raul Villaverde Fraile , via Share the Science ) Hello, readers, and welcome back to This Week in Space. We've got the latest on the crew stranded aboard the International Space Station. There's also news from NASA, including a half-billion-dollar award for the airliner of the future, and we'll check in with our favo
Physicists demonstrate that coating bubbles with protein results in a highly stable contrast agent for medical use
Inspired by the bubbles bacteria create inside their cells, researchers developed a similar system by coating tiny gas vesicles with protein. The resulting bubbles are safe, highly stable, and function as contrast agent in medical applications. They could be used to diagnose, for example, cardiological issues, blood flow, and liver lesions.
It is not exactly a surprise that climate affects life on Earth. At least major changes in climate make a difference. We know that not all species thrive everywhere on the planet.
Quantum materials are materials with unique electronic, magnetic or optical properties, which are underpinned by the behavior of electrons at a quantum mechanical level. Studies have showed that interactions between these materials and strong laser fields can elicit exotic electronic states.
Nanoscopic tool assesses alternative COVID-19 prevention
Researchers at Kanazawa University report in Nano Letters how high-speed atomic force microscopy can be used to assess the effectivity of spike-neutralizing antibodies for preventing COVID-19. The use of such antibodies offers a promising alternative to vaccines.
Droughts can make water unaffordable for low-income households
Access to safe, affordable water is a necessity for human health and well-being. But when droughts strike areas that are already water-stressed, water providers are forced to enact measures to curtail water usage or invest in supplies from more expensive sources, which can increase costs for consumers. According to a recent study from the Fletcher Lab at Stanford University, published in Nature Wa
Author Correction: Comparison of polysomnographic and cephalometric parameters based on positional and rapid eye movement sleep dependency in obstructive sleep apnea
Scientific Reports, Published online: 20 January 2023; doi:10.1038/s41598-023-28471-w
Furious Customers Trash Bank of America and Zelle For Somehow Losing Their Money
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Money Moving Bank of America and the Zelle money exchange app apparently goofed and misplaced a bunch of peoples' funds yesterday. As numerous social media accounts and local news reports have attested, folks were understandably irate on Wednesday when they discovered that some of their hard earned greenbacks were missing — and all the more so when they learned that other people were experiencing
It is not exactly a surprise that climate affects life on Earth. At least major changes in climate make a difference. We know that not all species thrive everywhere on the planet.
How antioxidants produced by mitochondria reach the cell surface to protect against death
Antioxidants are often advertised as a cure-all in nutrition and offered as dietary supplements. However, our body also produces such radical scavengers itself, one of which is coenzyme Q. Now researchers from the Max Planck Institute for Biology of Aging have discovered how the substance, which is produced in our mitochondria, reaches the cell surface and protects our cells from dying.
Researchers Find 17-Pound Meteorite During Antarctica Expedition
(Image: Maria Valdes) A group of meteorite hunters has kicked off the new year with the discovery of a lifetime: a nearly 17-pound space rock around the size of a human head. The team—which consists of geochemists Maria Schönbächler, Vinciane Debaille, and Ryoga Maeda as well as cosmochemist Maria Valdes—began their Antarctic expedition in December. When they returned in mid-January, it was with
How antioxidants produced by mitochondria reach the cell surface to protect against death
Antioxidants are often advertised as a cure-all in nutrition and offered as dietary supplements. However, our body also produces such radical scavengers itself, one of which is coenzyme Q. Now researchers from the Max Planck Institute for Biology of Aging have discovered how the substance, which is produced in our mitochondria, reaches the cell surface and protects our cells from dying.
Socialt skyddsnät viktigt för att minska barnfattigdom
Ekonomisk tillväxt har betydelse för att minska fattigdom, men en avhandling visar att även barnbidrag och andra sociala reformer har stor effekt för att snabbt förbättra situationen för barnfamiljer i låginkomstländer. Inlägget dök först upp på forskning.se .
Affordable Cultured Meat Is a Step Closer With New Approval
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In 2020, California-based Good Meat became the first company in the world to start selling lab-grown meat. Its cultured chicken has been on the market in Singapore since then, and though it's still awaiting FDA approval to sell its products in the US, this week the company reached another milestone when it received approval to sell serum-free meat in Singapore. The approval was granted by the Sin
A team of researchers from the Technical University of Munich and the University of Regensburg, both in Germany, has found that it is possible to build origami DNA structures that can be used to trap large viruses. In their paper published in the journal Cell Reports Physical Science, the group describes how they built their structures and how well they worked when tested.
Hubble captures minor asteroid crossing image of background galaxies
A host of astronomical objects throng this image from the NASA/ESA Hubble Space Telescope. Background galaxies ranging from stately spirals to fuzzy ellipticals are strewn across the image, and bright foreground stars much closer to home are also present, surrounded by diffraction spikes. In the center of the image, the vague shape of the small galaxy UGC 7983 appears as a hazy cloud of light. UGC
With diminishing ice one of the biggest casualties of our warming world, it's imperative that accurate measurements continue to be made for scientific research and climate policy, as well as for practical applications such as ship routing.
Carnivorous plants have turned to capturing mammal droppings
In a paper published today in the Annals of Botany, botanist Dr. Alastair Robinson, Manager Biodiversity Services at Royal Botanic Gardens Victoria, and colleagues in Western Australia, Queensland, Malaysia, and Germany have shown that some Nepenthes (tropical pitcher plants) are capturing more nitrogen, and therefore nutrients, from mammal droppings as compared to those that capture insects.
A team of researchers from the Technical University of Munich and the University of Regensburg, both in Germany, has found that it is possible to build origami DNA structures that can be used to trap large viruses. In their paper published in the journal Cell Reports Physical Science, the group describes how they built their structures and how well they worked when tested.
Carnivorous plants have turned to capturing mammal droppings
In a paper published today in the Annals of Botany, botanist Dr. Alastair Robinson, Manager Biodiversity Services at Royal Botanic Gardens Victoria, and colleagues in Western Australia, Queensland, Malaysia, and Germany have shown that some Nepenthes (tropical pitcher plants) are capturing more nitrogen, and therefore nutrients, from mammal droppings as compared to those that capture insects.
5 of the Best Winter Activities to Do in National Parks
Cross-country skiing in the Grand Tetons and ice skating in the Rocky Mountains are just a couple fun winter activities you can find at national parks.
Pay gaps among less educated workers are 'striking'
Young Asian and white men without college education are paid more—sometimes far more—than both Black men and women of all racial groups, according to a new study. The study finds that young Black men with no college education earn barely half of what their Asian American and white counterparts make. Latinx, Asian, and Black women lag even further. "…rather than wasting time blaming workers' choic
Red squirrels that gamble at the game of reproduction outperform their counterparts, even if it costs them in the short term, research finds. Imagine overhearing the Powerball lottery winning numbers, but you didn't know when those numbers would be called—just that at some point in the next 10 years or so, they would be. Despite the financial cost of playing those numbers daily for that period, t
Homeowners' cultural traits should be considered when promoting wildfire mitigation efforts, study finds
People's cultural worldviews play a part in how they respond to wildfire risk, and should be taken into account in efforts to get homeowners to engage in pre-fire mitigation efforts such as adjusting landscaping and preparing an evacuation plan, an Oregon State University study found.
It isn't the picky eaters that drive soil microbial metabolism
Interactions among microorganisms in soil lead to the release of nutrients derived from complex organic matter in that soil. This community metabolism creates food for both microbes and plants. However, scientists don't fully understand the specific nature of many of these interactions. For example, scientists want to know why some microbes are more successful than others and what roles individual
New pathogen likely culprit for mass crab deaths: UK study
What caused the mass death of crustaceans off the coast of northeast England in late 2021? A new finding on Friday brought relief to the government, which is developing a flagship new "freeport" in the region.
Study of massive 2020 digital ad campaign to impact US presidential race shows it had little impact
A team of researchers affiliated with a range of institutions in the U.S. and one in Kenya has conducted an analysis of the impact of a massive digital ad campaign run prior to the U.S. presidential election between Joe Biden and Donald Trump to learn more about how effective it might have been. In their paper published in the journal Nature Human Behavior, the group describes how the campaign was
Bimodal intervention shows promise for intimate partner violence survivors
Black women involved in the legal system disproportionately experience intimate partner violence (IPV) but currently have few options for tailored interventions that consider intersectionality, according to a Penn State College of Education researcher.
California takes a first step toward worker data rights
Imagine you're applying for a job via video, and without telling you the company uses software that analyzes your eye contact, facial expressions, and tone of voice to predict whether you're a good match for the job. Or imagine that you work in an Amazon warehouse and an algorithm fires you for not meeting productivity quotas. Or say your employer is using a system to predict whether you will quit
Dust from southern Africa made its way to Antarctica within the last few thousand years
Until recently, the southern part of South America was believed to be the main source of the dust that lands in Antarctica. Fine particles, or aerosols, are often carried long distances by atmospheric circulation. This dust comes mostly from desert zones where the soil is eroded by the wind. Its origin gives us information about atmospheric composition, climatic change and wind direction.
Powerful computing helps identify potential new treatments for coronaviruses
Coronaviruses, such as the one that causes COVID-19, have numerous protruding spikes salting their surfaces. When a coronavirus raises one of these spike proteins—like opening a finger to full length—it becomes capable of invading a human cell. The pointed spike can insert its key-like domain into a keyhole protein (ACE2) in the outer wall of a human cell, binding to it. And the spike protein beco
In-place manufacturing method improves gas sensor capabilities, production time
When used as wearable medical devices, stretchy, flexible gas sensors can identify health conditions or issues by detecting oxygen or carbon dioxide levels in the breath or sweat. They also are useful for monitoring air quality in indoor or outdoor environments by detecting gas, biomolecules and chemicals. But manufacturing the devices, which are created using nanomaterials, can be a challenge.
It isn't the picky eaters that drive soil microbial metabolism
Interactions among microorganisms in soil lead to the release of nutrients derived from complex organic matter in that soil. This community metabolism creates food for both microbes and plants. However, scientists don't fully understand the specific nature of many of these interactions. For example, scientists want to know why some microbes are more successful than others and what roles individual
New pathogen likely culprit for mass crab deaths: UK study
What caused the mass death of crustaceans off the coast of northeast England in late 2021? A new finding on Friday brought relief to the government, which is developing a flagship new "freeport" in the region.
Powerful computing helps identify potential new treatments for coronaviruses
Coronaviruses, such as the one that causes COVID-19, have numerous protruding spikes salting their surfaces. When a coronavirus raises one of these spike proteins—like opening a finger to full length—it becomes capable of invading a human cell. The pointed spike can insert its key-like domain into a keyhole protein (ACE2) in the outer wall of a human cell, binding to it. And the spike protein beco
The Golden Gate Bridge Is Emitting a Horrible Howling Sound
Epiphanies! Despairs! The iconic Golden Gate Bridge in San Francisco is releasing a mysterious and seriously haunting howl, giving those who drive over the bridge during high winds some serious chills. The noises are getting so loud, in fact, that they're starting to bother nearby residents. But as it turns out, IFLScience reports , there's a perfectly reasonable explanation for the perplexing ph
Any resources that give an overview of innovation in different aspects of science?
I'm missing some kind of website or even app that tries to follow all major disrupting technologies and gives some kind of 'how it all connects'. Ideally, it would be visually presented, interactive, and up to date. Have someone from this respected forum might encounter something like that? submitted by /u/yokiano [link] [comments]
New cell characterization method hints at reasons for resistance to cancer therapies
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Recent advances in analyzing data at the single-cell level have helped biologists make great strides in uncovering new information about cells and their behaviors. One commonly used approach, known as clustering, allows scientists to group cells based on characteristics such as the unique patterns of active or inactive genes or by the progeny of duplicating cells, known as clones, over several gen
New cell characterization method hints at reasons for resistance to cancer therapies
1 2 5 Cancer Cells
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Recent advances in analyzing data at the single-cell level have helped biologists make great strides in uncovering new information about cells and their behaviors. One commonly used approach, known as clustering, allows scientists to group cells based on characteristics such as the unique patterns of active or inactive genes or by the progeny of duplicating cells, known as clones, over several gen
Dread, exhaustion and rising helplessness: inside the burnout among Australia's psychologists
The fallout from the pandemic-fuelled mental health epidemic on the people tasked with helping the rest of us is widespread, and growing "The clients that get under your skin are the ones that you can see your life mirrored in," says Melbourne-based psychologist Lucy*. Given she had worked mostly in the trauma space over the span of her 20-year career – and had never experienced trauma herself –
You Can Use This Silly Game to Do Some Serious Physics
In this cartoon world built to teach concepts from Randall Munroe's book What If? 2, you can fly a rocket around randomly—or explore the physics of an alternate universe.
The Download: hydrogen-powered planes, and abortion pills
ZeroAvia Hydrogen UK
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This is today's edition of The Download , our weekday newsletter that provides a daily dose of what's going on in the world of technology. Hydrogen-powered planes take off with startup's test flight The news: In a record trip for low-carbon aviation, a startup has completed a test flight of a 19-seat aircraft powered in part by hydrogen fuel cells. ZeroAvia, a leader in developing hydrogen-electr
Borta inte alltid bäst – stanna på hemorten ofta aktivt val
Kom aldrig i väg. Blev kvar. Att stanna där man växte upp beskrivs ibland som ett misslyckande, men kan också handla om ett personligt val. Det visar forskning från Malmö universitet. Inlägget dök först upp på forskning.se .
When I was a child I loved looking up at the night sky and seeing thousands of stars. I especially loved seeing the disc of the Milky Way spreading across the sky. I can't remember when this first dawned on me, but as an adult I can no longer do this. When I look up into the sky, even on a clear night, I can still see lots of stars, although not as many, and I can't make out the Milky Way. It's s
Ny Analyse: Mennesker med psykisk lidelse har større risiko for at dø, når de bliver somatisk syge
Hvis du har en psykisk lidelse, når du bliver syg med eksempelvis hjertesygdom eller kræft, har du både lavere overlevelseschancer og lavere sandsynlighed for at modtage optimal behandling i sundhedsvæsenet sammenlignet med patienter uden en psykisk lidelse. Det viser tal fra Behandlingsrådet.
Afghanistanveteran: Nye proteser har givet mig livsglæden tilbage
Over 30 danskere bærer benproteser, der er integreret i knoglen, men kun en enkelt har den slags proteser på begge ben: Afghanistanveteranen Jesper Aagaard Nielsen. Her bringer vi hans historie.
Implanterede proteser, der vokser sammen med knoglen, giver fornyet håb til lårbensamputerede patienter, som trives dårligt med almindelige hylsterproteser. Men helt uden risiko for komplikationer er de ikke. Og kriterierne for, hvem der kan få dem, er snævre.
O n October 21, 1970, Truman Capote went to jail. Considering he'd spent much of his life fascinated by crime, it nevertheless came as a shock, to him and others, when he was sentenced to three days on a contempt-of-court charge. "I've been in thirty or forty jails and prisons, but this is the first time I'll ever be in one as a prisoner," Capote told reporters at the time, his bravado a substitu
Have you heard the latest ridiculous turn in the George Santos story? No, not that one. The newer one. Oh wait: That's out of date now, too. This week alone we've learned that Santos's mother, who he said was in the Twin Towers on 9/11 and died years later from complications, probably wasn't even in the United States that day . We've heard an allegation that he stole $3,000 he had raised for a mi
En forskningsstudie visar att kvinnor med lipödem kan ha stora hälsoproblem och en lägre livskvalitet. Sjukdomen bryter vanligtvis ut i puberteten, men det kan gå flera decennier innan en korrekt diagnos ställs i vården. Inlägget dök först upp på forskning.se .
Urologist blames Big Pharma as concerns mount over his research
With retractions piling up and more than a dozen expressions of concern now added to the list of his publishing woes, a urologist in Iran claims his research is being targeted by American drugmaker Johnson & Johnson. Mohammad Reza Safarinejad, who offered no evidence for his allegations, says he retired from academia about 10 years ago and now runs a private clinic in Tehran. He has published sco
Britain's Tim Peake steps down from ESA astronaut corps
Tim Peake ESA Astronaut
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Britain's Tim Peake has hung up his spacesuit, stepping down from Europe's astronaut corps to become an ambassador for space activities, the European Space Agency said on Friday.
PODCAST Derfor giver det mening at blive ved med at flyve sort
Mangel på CO2 er paradoksalt nok en hindring for visionen om grøn flytransport. I ugens Transformator besvarer Mads Aarup desuden spørgsmål fra læserne om det hjemmebatteri, han er ved at bygge.
The Ohio measles outbreak is (hopefully) winding down. Vaccine rates among American Kindergartners are dropping. A new cure for sickle cell disease might not reach everyone who needs it. All that, and acupuncture for deadly infections? It appears that the miscellany of medical malarkey has returned again once more! The post first appeared on Science-Based Medicine .
Ukraine Might Be Modifying Starlink Dishes to Mount On Drones
Although many believed the war in Ukraine would be over in mere days, we are closing in on a year of vicious fighting. Early on, Ukraine gained a notable advantage over the Russian invaders: connectivity. Access to SpaceX's Starlink satellite internet has allowed the Ukrainian Army to keep lines of communication open and control drone aircraft. A new report appears to show Ukraine has gotten even
Gun homicides and car accidents are the leading causes of youth death. American children confront challenges as varied as bullying, poverty, gangs, sexual abuse, mental illness, and drug addiction. A state legislator hoping to protect kids might reasonably focus on any number of issues. Drag shows, those improbable culture-war flash points, are not among them. Yet Republican legislators in at lea
In the next five years, it is likely that AI will begin to reduce employment for college-educated workers. As the technology continues to advance, it will be able to perform tasks that were previously thought to require a high level of education and skill. This could lead to a displacement of workers in certain industries, as companies look to cut costs by automating processes. While it is diffic
Ghost knifefish make electric 'chirps' to spot where other fish are
It has long been thought that the electrical chirps of brown ghost knifefish are for communication, but they might instead help improve electrolocation
Börja tidigt med antivirala läkemedel vid svår covid-19
Ju allvarligare sjukdom vid covid-19, desto långsammare återhämtar sig immunceller av typen dendritiska celler, som är nödvändiga för att aktivera ett bra immunförsvar. Ett halvår efter svår covid-19 syns fortfarande negativ påverkan på flera sorters immunceller. Inlägget dök först upp på forskning.se .
Nature, Published online: 20 January 2023; doi:10.1038/d41586-023-00157-3 Giving good feedback on failed grant proposals is difficult — and even when given well, it's often misunderstood by the recipients.
Daily briefing: Authorships-for-sale is big business
Nature, Published online: 19 January 2023; doi:10.1038/d41586-023-00171-5 Hundreds of online adverts are selling author positions on papers. Plus, our microbiomes are influenced by our housemates, and try these fun behavioural-science games.
Is the sun a node in a gigantic alien space internet? Scientists scanned the skies to check.
Through a phenomenon known as gravitational lensing, aliens could be transmitting signals using the sun, but a quick scan for such signals has turned up nothing.
Unidirectional motion of C60-based nanovehicles using hybrid substrates with temperature gradient
Scientific Reports, Published online: 20 January 2023; doi:10.1038/s41598-023-28245-4 Unidirectional motion of C 60 -based nanovehicles using hybrid substrates with temperature gradient
Several Institutions Are Using Artificial Intelligence Models to Identify Sick Animals in an Effort to Combat Overuse of Antibiotics in Farming – a $5 Billion a Year Industry
Is the future of large user base Virtual reality or Augmented Reality?
Trying not to set off the new rules here by applying body text. I cut my teeth on a show called Sword Art Online. A bunch of people get stuck in a matrix style VR game. Spoiler alert: die in game die in real life. Spoiler Alert 2, after many escapes and incarnations, the associated sequel film has everyone switch to an AR system which essentially eventually develops the same lethal problem. All t
Policy levers that can push decarbonisation into overdrive
Government measures to boost electric vehicle sales, the share of green ammonia in fertilizer, and public purchasing of plant proteins could help shift the decarbonisation of the global economy into high gear, researchers said Friday.
Critical impacts of interfacial water on C-H activation in photocatalytic methane conversion
Non-thermal activation and utilization of methane, the main component of natural gas and a ubiquitous natural carbon resource, are among the global challenges for achieving sustainable society. However, incomplete knowledge on microscopic mechanisms of methane activation and hydrogen formation hampers the development of engineering strategies for the reaction system.
Australian rangers find 'monster' 2.7 kg cane toad
Australian rangers have killed an invasive "monster" cane toad discovered in the wilds of a coastal park—a warty brown specimen as long as a human arm and weighing 2.7 kilograms (6 pounds).
Scientists perform real-time environmental sensing over 524 kilometers of live aerial fiber
In a new field trial, researchers show that a real-time coherent transceiver prototype can be used for continuous sensing over a 524-km live network aerial fiber wound around high-voltage power cables suspended from outdoor poles.
Researchers demonstrate co-propagation of quantum and classical signals
In a new study, researchers from Orange and Toshiba Europe show that a quantum data channel and classical optical signals can both propagate in the same fiber for several tens of kilometers with a low error rate. The new approach could reduce the cost of implementing quantum key distribution (QKD) for secure data transmission by allowing QKD to be used in already deployed networks.
In a first, chemists synthesize ocean-based molecule that could fight Parkinson's
Organic chemists at UCLA have created the first synthetic version of a molecule recently discovered in a sea sponge that may have therapeutic benefits for Parkinson's disease and similar disorders. The molecule, known as lissodendoric acid A, appears to counteract other molecules that can damage DNA, RNA and proteins and even destroy whole cells.
Team achieves first precision gene editing in miscanthus
For the first time, researchers have successfully demonstrated precision gene editing in miscanthus, a promising perennial crop for sustainable bioenergy production.
Nearly 50-meter laser experiment sets record in University of Maryland hallway
It's not at every university that laser pulses powerful enough to burn paper and skin are sent blazing down a hallway. But that's what happened in UMD's Energy Research Facility, an unremarkable looking building on the northeast corner of campus. If you visit the utilitarian white and gray hall now, it seems like any other university hall—as long as you don't peak behind a cork board and spot the
In a first, chemists synthesize ocean-based molecule that could fight Parkinson's
Organic chemists at UCLA have created the first synthetic version of a molecule recently discovered in a sea sponge that may have therapeutic benefits for Parkinson's disease and similar disorders. The molecule, known as lissodendoric acid A, appears to counteract other molecules that can damage DNA, RNA and proteins and even destroy whole cells.
How a failed eczema treatment triggered an interest in traditional medicine
Nature, Published online: 20 January 2023; doi:10.1038/d41586-023-00168-0 Grace Nambatya Kyeyune uses modern technology and clinical trials to help validate the efficacy and safety of products based on traditional medicine.
People exposed to weedkiller chemical have cancer biomarkers in urine – study
Study measured glyphosate in urine and found high levels associated with signs of oxidative stress New research by top US government scientists has found that people exposed to the widely used weedkilling chemical glyphosate have biomarkers in their urine linked to the development of cancer and other diseases. The study , published last week in the Journal of the National Cancer Institute, measur
Australian rangers find 'monster' 2.7 kg cane toad
Australian rangers have killed an invasive "monster" cane toad discovered in the wilds of a coastal park—a warty brown specimen as long as a human arm and weighing 2.7 kilograms (6 pounds).
How CRISPR is making farmed animals bigger, stronger, and healthier
This article is from The Checkup, MIT Technology Review's weekly biotech newsletter. To receive it in your inbox every Thursday, sign up here . The CRISPR gene-editing tool has been making headlines for the last 10 years, since scientists showed it could be used to easily alter the genome of a living organism. The technology could eventually revolutionize health care. We've seen CRISPR start to b
Laserkirurgi i magnetkamera – ny hjälp för patienter med hjärntumör
Med hjälp av laserkirurgi inne i en magnetkamera kan läkarna nu behandla patienter med svåråtkomliga hjärntumörer som vården tidigare inte kunnat hjälpa. Metoden är godkänd i USA och testas nu för första gången i Europa, där två patienter med hjärntumörer framgångsrikt behandlats på Skånes universitetssjukhus inom ramen för en studie.
Team achieves first precision gene editing in miscanthus
For the first time, researchers have successfully demonstrated precision gene editing in miscanthus, a promising perennial crop for sustainable bioenergy production.
Scientists discover emperor penguin colony in Antarctica using satellite images
Colony of about 500 birds seen in remote region where they face existential threat due to global heating A newly discovered emperor penguin colony has been seen, using satellite images of one the most remote and inaccessible regions of Antarctica. The colony, home to about 500 birds, makes a total of 66 known emperor penguin colonies around the coastline of Antarctica, half of which were discover
Gravide med type 1-diabetes kan trygt fortsætte behandlingen med insulin degludec
Mange danske kvinder med type 1-diabetes er i behandling med insulin degludec, når de bliver gravide. Det kan de også trygt fortsætte med, for der er ingen grund til at skifte til et andet insulin under graviditeten, viser nyt studie med dansk deltagelse.
Book Review: Of Squirrels and Deer and Other Beasts of Burden
In "Pests," science journalist Bethany Brookshire explores our complex relationships with the creatures that invade and share our spaces, making the case that the animals we label pests — from rats and squirrels to deer and bears — are often made so because of our own actions. Can we learn to coexist?
Forskere fra Cambridge University har med succes testet en kunstig bugspytkirtel til personer med type 2-diabetes. Apparatet, der er kontrolleret af en algoritme, som forskerne fra Cambridge University har udviklet, fordoblede den tid, som forsøgsdeltagerne var i målzonen for deres blodsukker, og halverede tiden, forsøgsdeltagerne oplevede for højt blodsukker.
Lucid Dreaming, Mindfulness & Meditation: an online-based study.
Hello! LuciDMediMind-Survey Dr. Baird and I are studying the relationship between lucid dreaming and various meditation techniques. We intend to ask a broad population. If you are interested in participating and between 18 and 75, we invite you to our online survey! Depending on your meditation practice, the completion should take 30-45 minutes of your time. You will have insight into your lucid
Photos of the Week: Epiphany Dips, Pet Blessings, Chicken Feet
A theater festival in Chile, horses leaping through flames in Spain, a Russian missile strike in Ukraine, flooding in Germany, surfing in Hawaii, a green field in Saudi Arabia, flamingos at a sanctuary in Turkey, and much more
Schneider Shorts 20.01.2023 – Mistakes are inevitable
Schneider Shorts 20.012023 – an Imperial retraction, investigators appointed in Stanford, a sexual harasser arrives in Harvard, greedy crook reverses aging, with another Cassava paper whitewashed, the secret of high impact factors, why some Italian fraudster's papers are safe.
Nature, Published online: 20 January 2023; doi:10.1038/d41586-023-00111-3 Zhurong was supposed to wake from its slumber last month, but there have been no reports on its status.
Grønne tænketanke foreslår fortsat sort flytrafik til gengæld for lagring af CO2
PLUS. Ifølge Klimarådet og Concito kan det vise sig klimavenligt at langdistancefly flyver på fossile brændstoffer, så længe der ryddes op med CO2-fangst. 'Grønt' kulstof bliver i fremtiden en knap ressource. Flere eksperter peger på, at CO2 hentet ud af atmosfæren kan være en vigtig brik i omstilli…
New nanoparticles deliver therapy brain-wide, edit Alzheimer's gene in mice
Researchers describe a new family of nano-scale capsules made of silica that can carry genome-editing tools into many organs around the body and then harmlessly dissolve.
Squirrels that gamble win big when it comes to evolutionary fitness
Imagine overhearing the Powerball lottery winning numbers, but you didn't know when those numbers would be called — just that at some point in the next 10 years or so, they would be. Despite the financial cost of playing those numbers daily for that period, the payoff is big enough to make it worthwhile.
New nanoparticles deliver therapy brain-wide, edit Alzheimer's gene in mice
Researchers describe a new family of nano-scale capsules made of silica that can carry genome-editing tools into many organs around the body and then harmlessly dissolve.
what role will microgeneration play in our energy future?
I am curious about the future of non off grid electric systems. Is there a trend towards usage in that way? Are micro generation systems being used anywhere to much success? I'm inquiring about any fuel source: solar, hydro, hydrogen, fossil fuel or anything else. Are storage and battery capacity the main draw backs? I'm just a bit curious on the subject, maybe this a place to ask if anyone in th
Rare opportunity to study short-lived volcanic island reveals sulfur-metabolizing microbes
On the short-lived island of Hunga Tonga Hunga Ha'apai, researchers discovered a unique microbial community that metabolizes sulfur and atmospheric gases, similar to organisms found in deep sea vents or hot springs.
Several genes that cause sarcoma have been identified in the first comprehensive genetic map of sarcomas. The research has wide implications for people living with sarcoma and their families — allowing detection of the cancer earlier and potentially improving survival for patients.
Environmental DNA analysis of microbial communities can help us understand how a particular region's water cycle works. Basel hydrogeologist Oliver Schilling recently used this method to examine the water cycle on Mount Fuji. His results have implications for other regions worldwide.
Massive fuel-hungry black holes feed off intergalactic gas
Research has revealed how supermassive black holes (SMBHs) are feeding off gas clouds which reach them by traveling hundreds of thousands of light years from one galaxy to another.
Researchers describe how pancreatic cancer stem cells leverage a protein in a family of proteins that normally suppress tumors to instead do the opposite, boosting their resistance to conventional treatments and spurring growth.
How to push, wiggle, or drill an object through sand
Researchers developed a faster and simpler way to model the forces needed to push, wiggle, and drill an object through soft, granular material in real-time. The methods could help engineers drive a rover over Martian soil, anchor a ship in rough seas, and walk a robot through sand and mud.
Ionic liquids' good vibrations change laser colors with ease
Not every laser color is available with the right properties for a specific job. To fix that, scientists have found a variety of ways to convert one color of laser light into another. In a new study scientists demonstrate a new color-shifting strategy that's simple, efficient, and highly customizable.
CNET Secretly Used AI on Articles That Didn't Disclose That Fact, Staff Say
Red Ventures CNET AI
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Last week, we reported that the prominent tech news site CNET had been quietly posting dozens of articles that had been written by an AI system. After a public outcry , we discovered that in spite of the Red Ventures-owned publication's promise that all the AI-generated articles were being diligently fact checked by a human editor, the AI was making many extremely basic errors . CNET responded by
Electronic nose: Sensing the odor molecules on graphene surface layered with self-assembled peptides
Graphene-based olfactory sensors that can detect odor molecules based on the design of peptide sequences were recently demonstrated. The findings indicated that graphene field-effect transistors (GFETs) functionalized with designable peptides can be used to develop electronic devices that mimic olfactory receptors and emulate the sense of smell by selectively detecting odor molecules.
Xi's authority dented by sudden Covid U-turn, but grip on power is as strong as ever
Analysts say Xi has consolidated power so successfully that he is in effect the Communist party. With no opposition, it doesn't matter if he makes mistakes Just a few months ago, the thought of questioning the strength of Xi Jinping's leadership was inconceivable. He had just secured his third term, conducted a brutal purge of factional rivals and ensured he and his beliefs were inextricably and
Lower bacterial diversity is associated with irritable bowel syndrome
People with irritable bowel syndrome (IBS) have lower bacterial diversity in the intestine than do healthy people, according to a team of investigators. The investigators believe that theirs is the first analysis to find a clear association between IBS and reduced diversity in the microbiota of the gut.
Malformed seashells, ancient sediment provide clues about Earth's past
Shrunken seashells and unusually dark sediment cores have helped geoscientists better understand the chronology and character of events that led to Ocean Anoxic Event 2, nearly 100 million years ago.
Plague trackers: Researchers cover thousands of years in a quest to understand the elusive origins of the Black Death
Seeking to better understand more about the origins and movement of bubonic plague, in ancient and contemporary times, researchers have completed a painstaking granular examination of hundreds of modern and ancient genome sequences, creating the largest analysis of its kind.
Scientists have deciphered a comprehensive, continuous genome for a parasite responsible for transmitting Lyme disease and other serious infections to hundreds of thousands of Americans yearly. With their newly described genome for the black-legged tick, or deer tick, the researchers identified thousands of novel genes and new protein functions, including proteins associated with tick immunity, di
Researchers uncover 92 fossil nests belonging to some of India's largest dinosaurs
The discovery of more than 250 fossilized eggs reveals intimate details about the lives of titanosaurs in the Indian subcontinent, according to a new study.
The right XLR cable can make the difference between a clean, high-quality recording and a staticky mess of distorted dialogue and muffled music. While the brand and model of your microphone and interface ultimately will determine the caliber of your sound quality, cables can have a bigger impact than you might imagine. If you've put a lot of thought into your recording equipment, extend the same
Squid tissues and chemistry combine for versatile hydrogels
Researchers at Hokkaido University in Japan have combined natural squid tissues with synthetic polymers to develop a strong and versatile hydrogel that mimics many of the unique properties of biological tissues. Hydrogels are polymer networks containing large quantities of water, and are being explored for many uses, including medical prosthetics, soft robotic components and novel sensor systems.
Squid tissues and chemistry combine for versatile hydrogels
Researchers at Hokkaido University in Japan have combined natural squid tissues with synthetic polymers to develop a strong and versatile hydrogel that mimics many of the unique properties of biological tissues. Hydrogels are polymer networks containing large quantities of water, and are being explored for many uses, including medical prosthetics, soft robotic components and novel sensor systems.
Amazon Kills Off Feature That Let Customers Give Sales Proceeds to Charity
Amazon Charity Program
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AmazonFrown Look, there's not much about the Amazon business model that has ever instilled a "this is definitely good for the environment and/or the people who work there " feeling. But AmazonSmile was different. The company's longtime charity donation program allowed users to donate a percentage of their purchase to eligible charities of their choice. Unfortunately, the feature, a bright spot in
A defeated New Mexico GOP candidate allegedly hired others to shoot at the homes of Democratic officials, in a case that is intensifying concerns about political violence in America. But first, here are three new stories from The Atlantic . The longest study on human happiness found the key to a good life. What winning did to the anti-abortion movement Trying to stop long COVID before it even sta
Baboons 'crouch and sprint' to take standing up in their stride
At some point in our evolution, humans gave up walking on four limbs, yet all of our ape cousins continue sauntering on four, resorting occasionally to two. Peter Aerts from the University of Antwerp, Belgium, is curious about how primates walk. When his postdoctoral student, Kristiaan D'Août, joined Gilles Berillon at the Primatology Station of the CNRS, France, to learn about how baboons move, t
Baboons 'crouch and sprint' to take standing up in their stride
At some point in our evolution, humans gave up walking on four limbs, yet all of our ape cousins continue sauntering on four, resorting occasionally to two. Peter Aerts from the University of Antwerp, Belgium, is curious about how primates walk. When his postdoctoral student, Kristiaan D'Août, joined Gilles Berillon at the Primatology Station of the CNRS, France, to learn about how baboons move, t
China's National Bureau of Statistics has confirmed what researchers such as myself have long suspected—that 2022 was the year China's population turned down, the first time that has happened since the great famine brought on by Chinese leader Mao Zedong in 1959-1961.
A class of nonvolatile memory devices, called MRAM, based on quantum magnetic materials, can offer a thousandfold performance beyond current state-of-the-art memory devices. The materials known as antiferromagnets were previously demonstrated to store stable memory states, but were difficult to read from. This new study paves an efficient way for reading the memory states, with the potential to do
Stadia Is Officially Dead, but the Controller Lives On
Mortal Kombat 11 was one of the big AAA launch titles for Stadia, but it hasn't gotten many since then. It was just over three years ago when Stadia went online for "founders" who bought Google's cloud gaming bundle, and now it's all over. As Google previously announced , the Stadia shutdown happened last night, ending the search giant's brief foray into the world of gaming. All is not lost, thou
Tomato analyzer software reveals phenotypic diversity in New Mexican chile peppers
New Mexico is one of the largest producers of chile pepper (Capsicum spp.) in the United States, with 51,000 tons of production in 2021 from an area of 8500 acres with average productivity of 6 tons/acres according to the U.S. Department of Agriculture National Agriculture Statistics Service. The average productivity decreased by 25% as the area planted to chile pepper production remained the same
Simulations and experiments reveal unprecedented detail about water's motion in salt water
In salt water solutions, water molecules rapidly move around salt ions at a scale of more than a trillion times a second, according to both experiments and simulations led by scientists at New York University and the Sorbonne.
Like people, plants have to cope with stress. The impact on humans is well catalogued, but less is known about how stressors—including high salinity and lack of nutrients—affect plants such as habaneros. Now, researchers report in ACS Agricultural Science & Technology that these conditions change the levels of natural compounds in the peppers. The results could have ramifications for growing peppe
New strategy uses ionic liquids to change laser colors with ease
Lasers are intense beams of colored light. Depending on their color and other properties, they can scan your groceries, cut through metal, eradicate tumors, and even trigger nuclear fusion. But not every laser color is available with the right properties for a specific job.
Tomato analyzer software reveals phenotypic diversity in New Mexican chile peppers
New Mexico is one of the largest producers of chile pepper (Capsicum spp.) in the United States, with 51,000 tons of production in 2021 from an area of 8500 acres with average productivity of 6 tons/acres according to the U.S. Department of Agriculture National Agriculture Statistics Service. The average productivity decreased by 25% as the area planted to chile pepper production remained the same
Like people, plants have to cope with stress. The impact on humans is well catalogued, but less is known about how stressors—including high salinity and lack of nutrients—affect plants such as habaneros. Now, researchers report in ACS Agricultural Science & Technology that these conditions change the levels of natural compounds in the peppers. The results could have ramifications for growing peppe
New nanoparticles deliver therapy throughout the brain and edit Alzheimer's gene in mice
Gene therapies have the potential to treat neurological disorders like Alzheimer's and Parkinson's diseases, but they face a common barrier—the blood-brain barrier. Now, researchers at the University of Wisconsin-Madison have developed a way to move therapies across the brain's protective membrane to deliver brain-wide therapy with a range of biological medications and treatments.
Nearly 50-meter laser experiment sets record in university hallway
It's not at every university that laser pulses powerful enough to burn paper and skin are sent blazing down a hallway. But that's what happened in UMD's Energy Research Facility, an unremarkable looking building on the northeast corner of campus. If you visit the utilitarian white and gray hall now, it seems like any other university hall—as long as you don't peak behind a cork board and spot the
How ChatGPT robs students of motivation to write and think for themselves
When the company OpenAI launched its new artificial intelligence program, ChatGPT, in late 2022, educators began to worry. ChatGPT could generate text that seemed like a human wrote it. How could teachers detect whether students were using language generated by an AI chatbot to cheat on a writing assignment?
Hardest Blows in BattleBots History? Hypershock vs. Gigabyte! | BattleBots
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Correction for Guess et al., A digital media literacy intervention increases discernment between mainstream and false news in the United States and India
Proceedings of the National Academy of Sciences, Volume 120, Issue 4, January 2023.
Discovery of anti-cancer chemistry makes skullcap plant fit for modern medicine
The evolutionary secrets that enable the medicinal herb known as barbed skullcap to produce cancer fighting compounds have been unlocked by a collaboration of UK and Chinese researchers.
US strengthens organic food protocols to counter fraud
The US Department of Agriculture on Thursday unveiled new rules to strengthen oversight of the "organic" label on food, after some significant fraud cases.
Using cancer cells as logic gates to determine what makes them move
Cancer cells migrate through the body for multiple reasons; some are simply following the flow of a fluid, while others are actively following specific chemical trails. So how do you determine which cells are moving and why? Purdue University researchers have reverse-engineered a cellular signal processing system and used it like a logic gate—a simple computer—to better understand what causes spec
Study reveals key aspect of the finely tuned regulation of gene expression
Your skin cells are clearly different from your brain cells even though they both develop in the same person and carry the same genes. They are different because each cell type expresses a particular set of genes that is different from the ones expressed by the other. This is possible thanks to cellular mechanisms that tightly regulate gene expression.
Influential Economist Tells Davos Elites That Crypto Is a Complete Scam
Roubini 99% Crypto
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Crypt Keeper An economist known for his doomsday predictions is going off on cryptocurrency at the Davos billionaire con. "Literally 99 percent of crypto is a scam," New York University economist Nouriel "Dr. Doom" Roubini said during an appearance at the World Economic Forum in Davos, Switzerland. "A criminal activity. A total real-bubble Ponzi scheme that is going bust." In recent months, Roubi
On the day after Christmas, the British novelist and playwright Hanif Kureishi was visiting Rome when he suddenly blacked out in his apartment and woke up immobilized. "I then experienced what can only be described [as] a scooped, semi-circular object with talons attached scuttling towards me," he tweeted 11 days later from his hospital bed. "Using what was left of my reason, I saw this was my ha
Discovery of anti-cancer chemistry makes skullcap plant fit for modern medicine
The evolutionary secrets that enable the medicinal herb known as barbed skullcap to produce cancer fighting compounds have been unlocked by a collaboration of UK and Chinese researchers.
US strengthens organic food protocols to counter fraud
The US Department of Agriculture on Thursday unveiled new rules to strengthen oversight of the "organic" label on food, after some significant fraud cases.
New treatment strategy cuts risk of bowel cancer returning by 28%
New Cancer Patients
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UK trial across three countries finds that giving patients chemotherapy before surgery was more effective Giving bowel cancer patients chemotherapy before surgery cuts the risk of it coming back by 28%, according to the results of a trial experts are hailing as "fantastic". As many as one in three patients diagnosed with the disease see it return after surgery, a figure described as "far too high
Using cancer cells as logic gates to determine what makes them move
Cancer cells migrate through the body for multiple reasons; some are simply following the flow of a fluid, while others are actively following specific chemical trails. So how do you determine which cells are moving and why? Purdue University researchers have reverse-engineered a cellular signal processing system and used it like a logic gate—a simple computer—to better understand what causes spec
Study reveals key aspect of the finely tuned regulation of gene expression
Your skin cells are clearly different from your brain cells even though they both develop in the same person and carry the same genes. They are different because each cell type expresses a particular set of genes that is different from the ones expressed by the other. This is possible thanks to cellular mechanisms that tightly regulate gene expression.
Rare opportunity to study short-lived volcanic island reveals sulfur-metabolizing microbes
In 2015, a submarine volcano in the South Pacific erupted, forming the Hunga Tonga Hunga Ha'apai island, destined to a short, seven-year life. A research team led by the University of Colorado Boulder and Cooperative Institute for Research in Environmental Sciences (CIRES) jumped on the rare opportunity to study the early microbial colonizers of a newly formed landmass and to their surprise, the r
Rare opportunity to study short-lived volcanic island reveals sulfur-metabolizing microbes
In 2015, a submarine volcano in the South Pacific erupted, forming the Hunga Tonga Hunga Ha'apai island, destined to a short, seven-year life. A research team led by the University of Colorado Boulder and Cooperative Institute for Research in Environmental Sciences (CIRES) jumped on the rare opportunity to study the early microbial colonizers of a newly formed landmass and to their surprise, the r
Specific immune response to Epstein-Barr virus discovered
Medical science has not yet been able to explain why the Epstein-Barr virus triggers infectious mononucleosis (IM) in some people with initial infections and not in others. But now, a research team has identified a specific immune response to the virus as the cause, and as a potential target for the development of vaccines.
Violence and warfare were widespread in many Neolithic communities across Northwest Europe, a period associated with the adoption of farming, new research suggests. Of the skeletal remains of more than 2300 early farmers from 180 sites dating from around 8000 — 4000 years ago to, more than one in ten displayed weapon injuries, bioarchaeologists found.
The electrical potential across the bacterial cell envelope indicates when bacteria no longer operate as individual cells but as a collective. Researchers have discovered this connection between the electrical properties and the lifestyle of bacteria. Although bacteria are single cellular organisms, they form spatially structured communities, so-called biofilms. Within biofilms, bacteria behave as
The electrical potential across the bacterial cell envelope indicates when bacteria no longer operate as individual cells but as a collective. Researchers have discovered this connection between the electrical properties and the lifestyle of bacteria. Although bacteria are single cellular organisms, they form spatially structured communities, so-called biofilms. Within biofilms, bacteria behave as
SBM will be hosting a viewing of a new documentary – Virulent: The Vaccine War. This will be followed by a Q&A with me, David Gorski, and the film producers. This is a virtual screening so you can watch it anytime between now and January 29th. The Q&A will start on Sunday, 1/29, at 7 pm. Here is a link to the event page . We are asking for a donation of $12.50. This is an "early bird" rate, as on
Night skies are brightening — and dimming the outlook for astronomy
Nature, Published online: 19 January 2023; doi:10.1038/d41586-023-00103-3 Fewer stars are visible worldwide now than a decade ago, according to measurements by community scientists.
US Marines Defeat DARPA Robot by Hiding Under a Cardboard Box
US Marines DARPA AI
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Could this defeat the Pentagon's latest human-identifying robot? Apparently so. (Image: Kelli McClintock/Unsplash) The Pentagon's Defense Advanced Research Projects Agency (DARPA) has invested some of its resources into a robot that's been trained—likely among other things—to identify humans. There's just one little problem: The robot is cartoonishly easy to confuse. Army veteran, former Pentagon
At least half of Africa's rhinos are now in private hands; New paths for rhino conservation are needed
African rhino numbers are declining at unsustainable rates in core state-run parks which is why more than half the continent's remaining rhinos are now on private land.
New research quantifies the 'wow' factor of sunrise and sunset
A new study has identified the impact that fleeting natural events, such as sunrises and sunsets, can have on people, and sought to quantify their effects. Researchers used the latest computer graphics to show carefully controlled images of both urban and natural environments to more than 2,500 participants. When these scenes featured elements such as sunrise and sunset, participants considered th
Active matter theory explains fire-ant group behavior
Ants are social insects and the Solenopsis invicta species — known as the fire ant — is no exception. The social interactions of this invasive insect, which comes from South America, are framed within the context of the theory of Active Matter, which would explain the ants' group behavior as a reaction to the intrinsic mechanisms in the system.
'Living medicine' created to tackle drug-resistant lung infections
NB Living Resistant
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Researchers demonstrate that a bacteria can be modified to act as 'living medicine' in the lung. The treatment significantly reduced acute lung infections in mice and doubled their survival rate. It showed no signs of toxicity in the lungs and once the treatment had finished its course, it was cleared by the immune system in a period of four days. The treatment also cleared biofilms that accumulat
Strategies for up-scaling of bioelectrochemical systems
With rising concerns about energy and water management, microbial electrochemical technologies (METs), such as microbial fuel cells, have emerged as promising solutions. However, actual progress in these technologies have not lived up to the expectations so far. Now, in a new study, researchers have highlighted strategies that can help with the up-scaling of METs, eventually leading to their comme
Up to 74% of planets in the 'habitable zone' may not be good for life
Many planets that have the right temperatures for liquid water on their surfaces used to be too hot or too cold, which may affect their ability to host life now
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