Researchers have developed an innovative animal-borne data-collection system assisted by artificial intelligence to track previously unobserved behaviors in wild animals. The method uses low-cost sensors to automatically detect and record behaviors of specific interest. The new system greatly outperformed previous random sampling methods in capturing the target behavior and the researchers were ab
The UPV/EHU's IBeA research group has accurately determined the deterioration undergone by synthetic construction materials and its origin. Portable, high-resolution spectroscopic techniques were used to analyze the impact of the environment and surrounding biological conditions. The results obtained show that lichens play an active role in this deterioration, and a new method has been developed b
Asthma impacts millions of children already at a young age. Children growing up on a farm have a lower risk of developing asthma than children not living on a farm. The mechanisms behind this protective farm effect on childhood asthma are largely unknown. A group of researchers from Helmholtz Zentrum München and the Dr. von Hauner Children's Hospital of Ludwig Maximilians University Munich (LMU) c
The risk of subsequent fecal incontinence and intestinal gas leakage is significantly higher among women who, during childbirth, have suffered a sphincter injury and consequent damage to the anal sphincter muscle, was shown in a new study from the University of Gothenburg.
Recent study by Estonian researchers in University of Tartu explains how coronavirus is activated before attacking the cell and what could help to impede that. The study published in Scientific Reports, takes us a step closer to understanding why the spread of SARS-CoV-2 has been so rapid and aggressive. The studied virus activation mechanism is also one potential target for developing drugs for t
Researchers at the Annenberg School for Communication analyzed the news consumption of tens of thousands of Americans over a five-year period on desktop computers, tablets, and mobile phones. They found that contrary to conventional wisdom, mobile devices expose Americans to a much greater variety of news, diversifying the stories that people encounter and their expanse of information sources.
Nemours Children's Health System increased patient immunizations by 4.6% from January – September 2020, compared with the same period in 2019, through an innovative hybrid approach to care using both in-person and telemedicine, according to new data presented today at the Children's Hospital Association's 2020 Annual Leadership Conference.
Researchers have developed an innovative animal-borne data-collection system assisted by artificial intelligence to track previously unobserved behaviors in wild animals. The method uses low-cost sensors to automatically detect and record behaviors of specific interest. The new system greatly outperformed previous random sampling methods in capturing the target behavior and the researchers were ab
The Sloan Digital Sky Survey's fifth generation collected its very first observations of the cosmos at 1:47 a.m. on October 24, 2020. As the world's first all-sky time-domain spectroscopic survey, SDSS-V will provide groundbreaking insight into the formation and evolution of galaxies — like like our own Milky Way — and of the supermassive black holes that lurk at their centers.
There were 54.6 million more days of poor mental health among adults in states that voted for Hillary Clinton in December 2016, compared to October 2016, according to a new study. No such increase in poor mental health following the 2016 US election was observed in states that voted for Donald Trump. The increase in average number of poor mental health days per person in Clinton-voting states larg
A new study has found that shifting to wood as a building construction material would significantly reduce the environmental impact of building construction. If 80% of new residential buildings in Europe were made of wood, and wood was used in the structures, cladding, surfaces, and furnishings of houses, the buildings would store 55 million tons of carbon dioxide a year. That is equivalent to abo
Biologists investigate a recently discovered class of viruses that have taken the characteristic versatility of the viral world to new heights. Referred to as cruciviruses, these minute forms reveal a fusion of components from both RNA and DNA viruses, proving that these previously distinct genomic domains can, under proper conditions, intermingle, producing a hybrid or chimeric viral variant.
Using a new method, physicists have investigated the ultrafast fragmentation of hydrogen molecules in intense laser fields in detail. They used the rotation of the molecule triggered by a laser pulse as an "internal clock" to measure the timing of the reaction that takes place in a second laser pulse in two steps. Such a "rotational clock" is a general concept applicable to sequential fragmentatio
The ISS this week celebrates 20 years of taking on board its first guests – but the accommodation is not exactly five star This week marks 20 years since the first residents arrived on the International Space Station (ISS). The orbiting habitat has been continuously occupied ever since. Twenty straight years of life in space makes the ISS the ideal "natural laboratory" to understand how societies
The Sloan Digital Sky Survey's fifth generation collected its very first observations of the cosmos at 1:47 a.m. on October 24, 2020. This groundbreaking all-sky survey will bolster our understanding of the formation and evolution of galaxies—including our own Milky Way—and the supermassive black holes that lurk at their centers.
A bacterium found among the soil close to roots of ginseng plants could provide a new approach for the treatment of Alzheimer's. Rhizolutin, a novel class of compounds with a tricyclic framework, significantly dissociates the protein aggregates associated with Alzheimer's disease both in vivo and in vitro, as reported by scientists in the journal Angewandte Chemie.
Political and social engagement is a relevant topic for European business leaders. CEOs are increasingly making public statements on political issues in order to make a positive contribution to socially relevant topics. These are the findings of a recent study conducted by ESMT Master's in Management graduate Christoph Cewe in cooperation with United Europe e.V. The study surveyed 40 leaders of la
A bacterium found among the soil close to roots of ginseng plants could provide a new approach for the treatment of Alzheimer's. Rhizolutin, a novel class of compounds with a tricyclic framework, significantly dissociates the protein aggregates associated with Alzheimer's disease both in vivo and in vitro, as reported by scientists in the journal Angewandte Chemie.
Series Of Tubes Some of the participants in SpaceX's public Starlink beta are reporting internet speeds higher than 95 percent of U.S. internet users. Starlink, a constellation of what will eventually be tens of thousands of satellites, was launched for the purpose of beaming down internet service to the planet, especially rural areas with weak connections. SpaceX told users to expect moderate si
The Gerontological Society of America's highly cited, peer-reviewed journals are continuing to publish scientific articles on COVID-19, and all are free to access. The following articles make up the latest issue of Public Policy & Aging Report , titled "Policy Considerations for a Post-COVID Presidency"
Octopuses are strange creatures, with three hearts, eight arms and a nervous system distinct from any other animal. These fiercely intelligent creatures are jam-packed with over 500 million neurons, but over two thirds of these neurons are located within their arms and body.Many scientists therefore think that octopuses' arms act independently from the brain, but a study in Current Biology suggest
Emerging quantum technologies require a means to transmit quantum information effectively requiring new ways to reliably encode, transmit and detect quantum properties on individual particles of light, or photons. An international collaboration, led by the University of Technology Sydney, investigating the chemical structure of crystal imperfections, or defects, in the nanomaterial hexagonal boron
UNC Comprehensive Cancer Center researchers and colleagues have identified an evolutionarily conserved pathway responsible for "closing down" gene activity in the mammalian cell. The finding is closely related to the Polycomb pathway defined decades ago by a set of classic genetic experiments carried out in fruit flies. They repor the BAHCC1 protein is critically involved in silencing genes and ac
The fabled Silk Road is responsible for one of our favorite and most valuable fruits: the domesticated apple. Researchers have now assembled complete reference genomes and pan-genomes for apple and its two main wild progenitors, providing detailed genetic insights into apple domestication and important fruit traits that could help plant breeders improve the crop's flavor, texture, and resistance t
Researchers at the National Institute of Standards and Technology (NIST) and their colleagues have demonstrated a room-temperature method that could significantly reduce carbon dioxide levels in fossil-fuel power plant exhaust, one of the main sources of carbon emissions in the atmosphere.
Research led by the University of Kent's Durrell Institute of Conservation and Ecology (DICE) has found that Indonesian communities living near oil palm plantations are impacted in different ways, both positive and negative, during plantation development and certification.
In the first assessment of its kind, researchers found that small farmers across the globe have woefully low access to mobile networks and the internet. With 5G coming online, the digital divide may widen even more for the world's poor.
Researchers at MIT and the University of Waterloo have developed a high-power, portable version of a device called a quantum cascade laser, which can generate terahertz radiation outside of a laboratory setting. The laser could potentially be used in applications such as pinpointing skin cancer and detecting hidden explosives.
By studying animals choosing between two drink options, researchers at Washington University School of Medicine in St. Louis have discovered that the activity of certain neurons in the brain leads directly to the choice of one option over another. The findings could lead to better understanding of how decision-making goes wrong in conditions such as addiction and depression.
Pancreatic cancer cells avert starvation by signaling to nerves, which grow into dense tumors and secrete nutrients. This is the finding of a study with experiments in cancer cells, mice, and human tissue samples published online November 2 in Cell .
In a study published in the journal Nature Metabolism , researchers from Bar-Ilan University in Israel report evidence that supports, for the first time, a longstanding theory on the aging process in cells. Using a novel approach from physics, they developed a computational method that quantifies the coordination level between different genes. With this approach, they measured the gene activity of
A new study led by paleontologists at the University of Washington indicates that the earliest evidence of mammal social behavior goes back to the Age of Dinosaurs. The multituberculate Filikomys primaevus engaged in multi-generational, group-nesting and burrowing behavior, and possibly lived in colonies, some 75.5 million years ago.
While proteins on the surface of cells are the targets for most drugs, refined methods are needed to analyse how these membrane proteins are organised. Researchers at Karolinska Institutet have developed a new DNA-based analytical method that could contribute to the development of future drugs for breast and other cancers. The study is published in Nature Nanotechnology .
Researchers evaluated case investigation and contact tracing outcomes in San Francisco during shelter-in-place restrictions in that California city because of COVID-19.
Savvy shoppers increasingly expect to know the origin of the food they eat, whether they shop at farmers' markets or big-box major retailers. A prototype app proposed by researchers at the University of Tokyo aims to provide full transparency from farm to table along food supply chains and meet the needs of smallholder farmers, boutique producers, and industrial growers.
For millions of years, viruses have participated in a far-flung, import-export business, exchanging fragments of themselves with both viral and non-viral agents and acquiring new features. What these tiny entities lack in outward complexity, they make up for with their astonishing abilities to swap out modular genomic components and ceaselessly reinvent themselves.
Humanity has never built anything like the outpost that orbits Earth about 240 miles above the planet. These are some moments that have defined the two decades it has been our home in space.
Using a new method, physicists have investigated the ultrafast fragmentation of hydrogen molecules in intense laser fields in detail. They used the rotation of the molecule triggered by a laser pulse as an "internal clock" to measure the timing of the reaction that takes place in a second laser pulse in two steps. Such a "rotational clock" is a general concept applicable to sequential fragmentatio
Nature, Published online: 02 November 2020; doi:10.1038/d41586-020-03063-0 The directive could make it easier to fire some agency researchers and hire others for political reasons.
Nature, Published online: 02 November 2020; doi:10.1038/s41586-020-2880-x Direct electrical stimulation of the brain in rhesus monkeys (Macaca mulatta) predictably varied subjective valuation and choices, linking valuation and economic decision making to the orbitofrontal cortex.
For millions of years, viruses have participated in a far-flung, import-export business, exchanging fragments of themselves with both viral and non-viral agents and acquiring new features. What these tiny entities lack in outward complexity, they make up for with their astonishing abilities to swap out modular genomic components and ceaselessly reinvent themselves.
An examination of two documented periods of climate change in the greater Middle East, between approximately 4,500 and 3,000 years ago, reveals local evidence of resilience and even of a flourishing ancient society despite the changes in climate seen in the larger region. The study demonstrates that human responses to climate change vary at the local level, and highlights how challenge and collaps
To achieve lasting change sometimes requires the hard, even radical, choice of partnering with people you'd least expect. Justice reform advocate Nisha Anand shares her story of working with her ideological opposite to make history and save lives — and urges us all to widen our circles in order to make progress with purpose.
The primary way that people catch COVID-19 is by being in close contact with an infected person. (Pixabay/) Researchers reported last week in the journal Physics of Fluids that tiny particles called aerosols probably don't spread the virus that causes COVID-19 as effectively as larger droplets that fall quickly to the ground after being exhaled. However, that doesn't mean this route of transmissi
Lean back. (Fran Hogan via Unsplash/) There's a reason the reclining armchair is pop culture shorthand for "comfort." You settle in, lean back, raise your feet—it's what life is all about. Whether as the ultimate movie watching command center, a cozy reading nook, or a full-on nap spot, these chairs offer a lot of living for your living room. With tons of colors and styles to choose from, we've s
Impossibly great mechanical pencils. (Kelly Sikkema via Unsplash/) Mechanical pencils are a great tool for jotting down notes, sketching out ideas, annotating your favorite novel, designing new floor plans, and getting good detail on your latest portrait. They never need to be sharpened and come in a variety of colors, styles, and sizes to fit your needs. Whether you're a student or professional,
A new study led by paleontologists at the University of Washington and its Burke Museum of Natural History & Culture indicates that the earliest evidence of mammal social behavior goes back to the Age of Dinosaurs.
The fabled Silk Road—the 4,000-mile stretch between China and Western Europe where trade flourished from the second century B.C. to the 14th century A.D. – is responsible for one of our favorite and most valuable fruits: the domesticated apple (Malus domestica).
Although all humans share similar changes during aging such as gray hair, wrinkles, and a general decline in function, aging is considered to be the result of a cellular wear-and-tear process due to accumulated random damage, such as genetic mutations or DNA structural damage.
For a person to acquire immunity to a disease, T cells must develop into memory cells after contact with the pathogen. Until now, the number of cells that do this was believed to depend above all on the magnitude of the initial immune response. A team of researchers at the Technical University of Munich (TUM) has now called this into question.
'The AmphiSTAR uses a sprawling mechanism inspired by cockroaches, and it is designed to run on water at high speeds like the basilisk lizard,' says Ben-Gurion University Prof. Zarrouk. 'We envision that AmphiSTAR can be used for agricultural, search and rescue and excavation applications, where both crawling and swimming are required.'
The Sloan Digital Sky Survey's fifth generation collected its very first observations of the cosmos at 1:47 a.m. on October 24, 2020. As the world's first all-sky time-domain spectroscopic survey, SDSS-V will provide groundbreaking insight into the formation and evolution of galaxies–like like our own Milky Way–and of the supermassive black holes that lurk at their centers.
A bacterium found among the soil close to roots of ginseng plants could provide a new approach for the treatment of Alzheimer's. Rhizolutin, a novel class of compounds with a tricyclic framework, significantly dissociates the protein aggregates associated with Alzheimer's disease both in vivo and in vitro, as reported by scientists in the journal Angewandte Chemie .
Political and social engagement is a relevant topic for European business leaders. CEOs are increasingly making public statements on political issues in order to make a positive contribution to socially relevant topics. These are the findings of a recent study at ESMT Berlin.
A new study has found that shifting to wood as a building construction material would significantly reduce the environmental impact of building construction. If 80% of new residential buildings in Europe were made of wood, and wood was used in the structures, cladding, surfaces, and furnishings of houses, the buildings would store 55 million tons of carbon dioxide a year. That is equivalent to abo
In a study a team of MedUni Vienna scientists led by immunologist Winfried F. Pickl and allergologist Rudolf Valenta showed that there are seven "forms of disease" in COVID-19 with mild disease course and that the disease leaves behind significant changes in the immune system, even after 10 weeks. These findings could play a significant role in the treatment of patients and in the development of a
A new study led by paleontologists at the University of Washington and its Burke Museum of Natural History & Culture indicates that the earliest evidence of mammal social behavior goes back to the Age of Dinosaurs.
Researchers at the National Institute of Standards and Technology (NIST) and their colleagues have demonstrated a room-temperature method that could significantly reduce carbon dioxide levels in fossil-fuel power plant exhaust, one of the main sources of carbon emissions in the atmosphere.
Savvy shoppers increasingly expect to know the origin of the food they eat, whether they shop at farmers' markets or big-box major retailers. A prototype app proposed by researchers at the University of Tokyo aims to provide full transparency from farm to table along food supply chains and meet the needs of smallholder farmers, boutique producers, and industrial growers.
Systems which can emit a stream of single photons, referred to as quantum light sources, are critical hardware components for emerging technologies such as quantum computing, the quantum internet, and quantum communications.
The fabled Silk Road—the 4,000-mile stretch between China and Western Europe where trade flourished from the second century B.C. to the 14th century A.D. – is responsible for one of our favorite and most valuable fruits: the domesticated apple (Malus domestica).
Researchers at MIT and the University of Waterloo have developed a high-power, portable version of a device called a quantum cascade laser, which can generate terahertz radiation outside of a laboratory setting. The laser could potentially be used in applications such as pinpointing skin cancer and detecting hidden explosives.
While proteins on the surfaces of cells are the targets for most drugs, refined methods are needed to analyze how these membrane proteins are organized. Researchers at Karolinska Institutet have developed a new DNA-based analytical method that could contribute to the development of future drugs for breast and other cancers. The study is published in Nature Nanotechnology.
The digital age holds promise for the world's half-billion smallholder farmers. Smartphones with the right apps can tell farmers when it's likely going to rain, how to identify and eradicate pests, and negotiate the prices for a bountiful harvest delivered by a combination of hard work and big data.
Although all humans share similar changes during aging such as gray hair, wrinkles, and a general decline in function, aging is considered to be the result of a cellular wear-and-tear process due to accumulated random damage, such as genetic mutations or DNA structural damage.
Research led by the University of Kent's Durrell Institute of Conservation and Ecology (DICE) has found that Indonesian communities living near oil palm plantations are impacted in different ways, both positive and negative, during plantation development and certification.
The effort to construct GRETA (Gamma-Ray Energy Tracking Array), a cutting-edge spherical array of high-purity germanium crystals that will measure gamma-ray signals to reveal new details about the structure and inner workings of atomic nuclei, has received key approvals needed to proceed toward full build-out.
Engineers have developed a fast, portable and cheap diagnostic that can help deliver urgent treatment to people at risk of dying from rapid blood loss. This portable diagnostic measures fibrinogen concentration in blood.
In the human brain, hundreds of billions of nerve cells are interconnected in the most complicated way, and only when these interconnections are correctly made, can the brain function properly. This is no different for insects, even though their brains consist of 'only' one hundred thousand to one million nerve cells. Nevertheless, fascinating and unexpectedly complicated behavior can be observed
Understanding the impacts of global warming on phytoplankton- the foundation of marine ecosystems -is critical to predicting changes in future biodiversity, ocean productivity, and ultimately fisheries production.
In the human brain, hundreds of billions of nerve cells are interconnected in the most complicated way, and only when these interconnections are correctly made, can the brain function properly. This is no different for insects, even though their brains consist of 'only' one hundred thousand to one million nerve cells. Nevertheless, fascinating and unexpectedly complicated behavior can be observed
Serial 1 prototype eBicycle fashioned as a tribute to the original Harley-Davidson motorcycle known as 'Serial Number One.' (Serial 1 /) Harley's electric motorcycle, the Live has been on the market for some time now, and its first official electric bicycle drops early next year. Serial 1 is division of Harley-Davidson dedicated to e-bikes and its first release is a tribute to the very first Harl
There were 54.6 million more days of poor mental health among adults in states that voted for Hillary Clinton in December 2016, compared to October 2016, according to a study published in the Journal of General Internal Medicine . No such increase in poor mental health following the 2016 US election was observed in states that voted for Donald Trump. The increase in average number of poor mental h
The initial impact of the coronavirus pandemic on the scientific community has been revealed in one of the largest academic surveys ever conducted. Open access academic publisher Frontiers surveyed more than 25,000 members of its scientific research community from 152 countries between May and June this year to assess the initial impact of the virus on them and their work.
Researchers study the effect of neural stimulation by ultrasonic waves and analyzing the influence of ultrasonic wave parameters on the excitation of electrical signals in the nerves. The obtained results have a great practical value for further studies related to the issues of human brain modeling.
One side effect of the coronavirus has been an explosion of lower-quality publications in the scientific literature. This has come in several forms, some more excusable than others. In the former category are the papers that were rushed out earlier this year, observational studies that sometimes investigated possible therapies as well. These were often done under great pressure of time and resour
Den etablerade forskningen har en förlegad bild av hur politiken styr beslutsprocesserna visar forskning från Försvarshögskolan. Under omställningen av försvarsmakten fungerade den militära organisationen mer som ett nätverkssystem än som en rent hierarkisk organisation. Hierarkin användes snarare för att befästa beslut som redan arbetats fram på informella vis. Genom att kartlägga tre av Försvar
More than a century ago, the zoologist Richard Semon coined the term "engram" to designate the physical trace a memory must leave in the brain, like a footprint. Since then, neuroscientists have made progress in their hunt for exactly how our brains form memories. They have learned that specific brain cells activate as we form a memory and reactivate as we remember it, strengthening the connectio
Is an "evacuate now" text message more likely to initiate action by the receiver than "you will be impacted by a flood" in a natural disaster emergency such as bushfire and flood?
A chant of "Fire Fauci" broke out at a recent Donald Trump rally in Florida — and in reply, Trump appeared to say that he planned to fire the public health official after the election. "Don't tell anybody, but let me wait until a little bit after the election," he hinted back to the chanting crowd. Anthony Fauci, the country's leading infectious disease expert, has oftentimes been at odds with pr
Driving is one of the major contributions we make, as consumers, to climate change. The average passenger vehicle dumps 4.6 metric tons of CO2 into the atmosphere every year, according to EPA estimates. Switching to an EV reduces those emissions — and now you're being offered a chance to win a Tesla Model 3 , as part of a giveaway supporting the Playing For Change Foundation. Why Arts Education M
Simply comparing the total number of deaths across countries may provide a misleading representation of the underlying level of transmission of SARS-CoV-2, the virus that causes COVID-19, because of large differences in reported COVID-19 death rates in elderly populations in different countries.
Osaka University researchers have developed an innovative animal-borne data-collection system assisted by artificial intelligence to track previously unobserved behaviors in wild animals. The method uses low-cost sensors to automatically detect and record behaviors of specific interest. The new system greatly outperformed previous random sampling methods in capturing the target behavior and the re
An ultrapotent nanoparticle candidate vaccine against COVID-19 has been developed with structure-based vaccine design techniques invented at UW Medicine. It is a self-assembling protein nanoparticle that displays 60 copies of the SARS-CoV-2 Spike protein's receptor-binding domain in a highly immunogenic array. The molecular structure of the vaccine roughly mimics that of a virus, which may account
Researchers at Washington University School of Medicine, St. Louis, Mo., developed a multidisciplinary curriculum to train surgical residents so that they can best treat victims of firearm violence and feel confident in contributing to the national conversation on firearm violence as a public health problem.
Study suggests white blood cell levels higher in people who had symptoms Coronavirus – latest updates See all our coronavirus coverage Cellular (T-cell) immunity against the virus that causes Covid-19 is likely to be present within most adults six months after primary infection, with levels considerably higher in patients with symptoms, a study suggests. The data offers another piece of the puzzl
Labour leader says chancellor Rishi Sunak's 'name is all over' decision not to act earlier Coronavirus – latest updates See all our coronavirus coverage Keir Starmer has said the government's delay in calling a second coronavirus lockdown in England will cost lives and singled out Rishi Sunak for blame, saying the UK chancellor's "name is all over" the decision to reject earlier tough measures. I
Strategies for exiting spring lockdowns did not work, and goodwill leached away, allowing infection rates to rise Last week Europe registered 1.5m new cases of Covid-19 – a record – making it once again the centre of the pandemic. The UK is not exempt, and England will enter a new lockdown from Thursday 5 November. From the outside, it might seem the continent is in the grip of a second wave that
In 10% of forests in central Europe, trees lost some or all of their leaves too early in the dry summer of 2018. This is shown by calculations and satellite image analyzes of the Swiss Federal Institute for Forest, Snow and Landscape Research WSL. Central and eastern Germany along with the Czech Republic were the most severely affected. Since it was less hot and dry in the mountains, Swiss forests
Nature, Published online: 02 November 2020; doi:10.1038/d41586-020-03051-4 Analytical chemist and avid surfer Cliff Kapono takes to his board to study the health of coral reefs off the coast of Hawaii.
Experts are concerned about substantial risks to the legitimacy of the election, including potential problems in the casting and counting of votes, the Electoral College, and in the resolution of electoral disputes, a new survey finds. Meanwhile, among the US public surveyed, a majority of those who support Trump—as well as a plurality of those who oppose him—believe voter fraud to be far more pr
Sundhedsstyrelsen skiftede fra februar til maj holdning til, om mistanke om lungekræft kan gradbøjes, og om der ved selv den mindste mistanke om lungekræft skal henvises til kræftpakke med brug af højdosis CT-scanning.
Whisky is big business in Scotland. In 2019, the golden liquid accounted for 75% of the nation's food and drink exports, with a value of almost £5 billion to the Scottish economy. Iconic bottles have sold at auction for over £1 million. But if you are the lucky owner of such a whisky, how can you be confident that what you are buying is the genuine product?
Though we may not always realize it, photodetectors contribute greatly to the convenience of modern life. Also known as photosensors, photodetectors convert light energy into electrical signals to complete tasks such as opening automatic sliding doors and automatically adjusting a cell phone's screen brightness in different lighting conditions.
New research from UBC Okanagan indicates what's most important for overall happiness is how a person uses social media.Derrick Wirtz, an associate professor of teaching in psychology at the Irving K. Barber Faculty of Arts and Social Sciences, took a close look at how people use three major social platforms–Facebook, Twitter and Instagram–and how that use can impact a person's overall well-being
Known as Tactile Resistive Annularly Cracked E-Skin (TRACE), this novel sensor material developed by the National University of Singapore researchers is five times better than conventional soft materials, and could be used in wearable health technology devices, or in robotics to perceive surface texture.
Age may cause identical cancer cells with the same mutations to behave differently. In animal and laboratory models of melanoma cells, age was a primary factor in treatment response.
Research on anti-cancer drug response in patient-derived artificial organoids and transcriptome learning of genes associated with anti-cancer target proteins.
Phytoplankton are microscopic plants that underpin ocean productivity and provide 50% of the world's oxygen via photosynthesis. An investigation of a 90 year data set from a coastal station offshore from Sydney provides a unique opportunity to better predict the impact of global warming on future ocean phytoplankton communities, on biodiversity and ultimately fisheries production.
The hip resurfacing prosthesis currently used in surgeries is made from an alloy consisting of cobalt, chromium and molybdenum. But this metal is not tolerated well by all patients, some of whom develop allergic reactions or infections. In some cases, the prosthesis may even need to be removed. Through the Ceramic Bonepreserver project, Fraunhofer Institute for Ceramic Technologies and Systems IKT
The Middle East is one of the most water scarce regions in the world. Many countries in the region have exploited their available water resources and left watersheds below the sustainable level of water withdrawal. Water is extensively used in agricultural activities and the region has seen declines in precipitation over time. Adding to those constraints, the region faces issues with population gr
Continuous cover forestry may solve many problems in the management of peatland forests, provided that the peatland water level can be regulated by means of the tree stand. If the water level does not rise too close to the peat surface or fall too deep in the peat layer, ditch cleaning can be avoided and negative climate and water quality impacts mitigated.
Building a greener, more resilient grid will be essential in the coming decades if we want to slow the pace of climate change and cope with the disasters it can cause . One promising way to achieve this might be making our power plants virtual. Stabilizing the grid is becoming increasingly difficult as demand grows, intermittent renewables make up an ever larger chunk of generating capacity, and
Researchers from the University of Southampton have developed a new way of estimating population in countries where carrying out a full census is difficult to achieve.
Nacre, the iridescent material that lines mollusk shells such as mother-of-pearl and abalone, has long been a prized find of beachcombers and shell collectors, due to the natural beauty and variety of color that can be found therein. But scientists and engineers have also long marveled at and studied nacre; it's a tough and strong material, composed of alternating layers of aragonite platelets and
A team of European researchers discovered a new high-pressure mineral in a lunar meteorite which is helping to explain what happens to materials within the extreme pressures of the Earth's mantle.
A rare study shows how one of Georgia's barrier islands provides a safe haven for gopher tortoises and gives researchers at the University of Georgia evidence to prove species relocation is an effective conservation tool.
A virus attaches to a cell, picks the lock and enters, then takes control of genetic production and pumps out many versions of itself that explode out through the cell wall.
Financial markets are fast-moving, complex, and opaque. Even the U.S. stock market is fragmented into an array of competing exchanges and a set of proprietary "dark pools" run by financial firms. Meanwhile, high-frequency traders zoom around buying and selling stocks at speeds other investors cannot match.
Is the pandemic the most important election issue this year? That depends on whom you ask. Those who say that it is tend to favor overwhelmingly (82 percent) Joseph R. Biden, the Democratic Party nominee, yet only 24 percent of Trump supporters call it a very important factor, a sharp decline since August, according to a recent Pew Research Center poll.
A rare study shows how one of Georgia's barrier islands provides a safe haven for gopher tortoises and gives researchers at the University of Georgia evidence to prove species relocation is an effective conservation tool.
Efter mange års detektivarbejde har forskere nu fundet ud af, hvor kometlanderen Philae ramlede ind i kometen 67P/Churyumov-Gerasimenko, før den styrtede ned i kometklippernes skygge.
Researchers have discovered characteristics of human 3D vision in a computer vision network only designed to "view" in 2D. The brain detects 3D shape fragments such as bumps, hollows, shafts, and spheres in the beginning stages of object vision—a newly discovered strategy of natural intelligence. The researchers found that same strategy in artificial intelligence networks trained to recognize vis
Antikroppar handlar inte bara om att spåra immunitet mot covid-19 och andra smittor, utan används också alltmer för att bota sjukdomar. Forskare i immunteknologi bygger konstgjorda antikroppar med nya, läkande egenskaper.
The start of November marks the end of the whale season in the Southern Hemisphere. As summer approaches, whales that were breeding along the east and west coasts of Australia, Africa and South America will now swim further south to feed around Antarctica.
A research team from Osaka University has developed an innovative new animal-borne data-collection system that, guided by artificial intelligence (AI), has led to the witnessing of previously unreported foraging behaviors in seabirds.
Detecting viable bacteria is important for various fields, from food safety to medical diagnosis. The existing techniques to conduct antibiotic susceptibility testing (AST)—testing that, for example, allows health care providers to prescribe the correct dose of antibiotics for a particular infection—are slow, require skilled personnel or utilize bulky and expensive instruments. A new electrochemic
Cooking rice in a certain way removes over 50 percent of the naturally occurring arsenic in brown rice, and 74 percent in white rice, according to new research.
The start of November marks the end of the whale season in the Southern Hemisphere. As summer approaches, whales that were breeding along the east and west coasts of Australia, Africa and South America will now swim further south to feed around Antarctica.
According to a formal measure of language simplicity, United States President Donald Trump's acceptance speech at this year's Republican National Convention was far more complex than challenger Joe Biden's at the Democratic Convention.
A research team from Osaka University has developed an innovative new animal-borne data-collection system that, guided by artificial intelligence (AI), has led to the witnessing of previously unreported foraging behaviors in seabirds.
A printable ink with an unsurpassed conductivity and transparency tradeoff has been developed by a KAUST team for use in solar panels, and for the novel blocking of electromagnetic waves.
I n the entire history of American presidential campaigns, there may never have been a wider gap in empathy than between Donald Trump and Joe Biden. And it has rarely mattered more. Empathy is the quality of putting yourself in the place of another, understanding how they are experiencing the world, identifying with their feelings, and being able to communicate that understanding to them. "Rarely
Approximately 50 times a day, I visit a handful of presidential election–forecasting websites to remind myself of Joe Biden's chances of becoming the next president. Honestly, I'm not sure why I do it to myself. Am I using this information to make up my mind? Please; Election Day is tomorrow, and my mind has been made up for more than 1,450 days . Am I seeking more information to shape my advice
Når for tidligt fødte børn bliver teenagere, er de vokset fra sårbarheden over for luftvejsinfektioner, viser forskning foretaget af læger på Rigshospitalets neonatalklinik.
Scientists at Korea's Daegu Gyeongbuk Institute of Science and Technology (DGIST) and colleagues have uncovered some of the complex molecular mechanisms involved in the formation of the brain's neural circuits. Their findings were published in The Journal of Neuroscience and could be relevant for developing treatments for diseases, such as autism spectrum disorders and schizophrenia.
Underwater backscatter localization developed at MIT could allow for battery-free ocean exploration. The system is akin to subsea GPS and has potential applications in marine conservation, aquaculture, underwater robotics, and more.
Researchers at the National Institute for Physiological Sciences in Japan have shown that when monkeys make decisions based on social cues provided by other monkeys, information flow from one part of the brain (the ventral premotor cortex) to another (medial prefrontal cortex) is vital. When this neuronal pathway is silenced temporarily, monkeys cannot catch the social cues and end up behaving lik
In human brains, hundreds of billions of nerve cells are interconnected in the most complicated way. This is no different for insects, although their brains 'only' have up to one million nerve cells. To a large extent, the brain develops in the embryo, but in many animals it is completed only after birth. Biologists from Göttingen University found that beetle larvae start using their brains, altho
A versatile photodetector based on MoTe2/VO2 heterostructure integrates photovoltaic and bolometric effects. The photodetector can realize three different functional modes including p-n junction, bolometer and Schottky junction, satisfying the demand of ultrasensitive and ultrabroad spectrum response, showing great potential in advanced photodetector.
The optical intermodulation and graphene removing doping modulation proposed in this paper provide a reference for the future fabrication of graphene-based all-optical input photodetectors and photoelectric modulation devices, as well as positive and negative logic photocurrents modulated by utilizing critical value of effective exciton length. This logical reversal light modulation photoresponse
Tall fescue (Festuca arundinacea) is one of the most important and widely used cool-season turfgrass and forage species in the world. The optimum temperature for tall fescue growth ranges from 15 to 25 degrees C. High temperatures will affect its growth and development; one of the major symptoms of heat damage is premature leaf senescence.
Persistent cold temperatures and strong circumpolar winds supported the formation of a large and deep Antarctic ozone hole that will persist into November, NOAA and NASA scientists reported today.
Lakes play an important role in regulating ecological balance at global and regional scales. Globally, there are over 1,400 inland water bodies (lakes and reservoirs) with a surface area greater than or equal to 100 km2.
Tall fescue (Festuca arundinacea) is one of the most important and widely used cool-season turfgrass and forage species in the world. The optimum temperature for tall fescue growth ranges from 15 to 25 degrees C. High temperatures will affect its growth and development; one of the major symptoms of heat damage is premature leaf senescence.
The online feature cover photograph on Science Advances this week displays fluorescence imaging with a computational miniature mesoscope (CM2). The technique of fluorescence imaging is an essential tool for biologists and neuroscientists; however, conventional microscopes and miniaturized microscopes (miniscopes) are constrained by limited space-bandwidth product—a measurement of the information c
Nylon might seem the obvious go-to material for electronic textiles—not only is there an established textiles industry based on nylon, but it conveniently has a crystalline phase that is piezoelectric—tap it and you get a build-up of charge perfect for pressure sensing and harvesting energy from ambient motion.
A wretched presidential campaign has played out at last, but Election Day is not how this story ends. Unable to overtake his opponent in the polls, Donald Trump decided months ago to run against the election itself. That race does not conclude when the ballots are counted. Trump has raged against fictional plots to steal his victory, maligning routine procedures such as voting by mail and countin
Nature, Published online: 02 November 2020; doi:10.1038/d41586-020-03055-0 Researchers have invented methods to study microbes that thrive in the world's most inhospitable environments.
An online competition has set up two bots to see if they can simulate a romantic rendezvous. But almost two weeks later things are not quite going to plan Name: Kuki and Blenderbot. Age: Hard to say exactly, mid-20s or thereabouts. Continue reading…
Max Planck Institute for Plant Breeding Research (MPIPZ) and University of Cologne researcher Takaki Maekawa and colleagues have discovered that plants have independently evolved a family of immune proteins that are strikingly similar to animals.
Researchers from the Max Planck Institute for Plant Breeding Research have found that, faced with limiting iron, plants direct their microbiota to mobilise this essential nutrient for optimal growth.
E-handel ger konsumenter ökad tillgänglighet och service men är samtidigt en logistikutmaning för dagligvaruhandeln. De totala transporterna för hushållens livsmedelsförsörjning kan dock minska med effektiv logistik och minskad bilanvändning. Samtidigt är konkurrensen hård, vilket driver på servicen. VTI har i en studie tittat på möjligheter att minska energianvändningen vid transporter i samband
Using the Very Long Baseline Array (VLBA), astronomers have performed high-resolution observations of the blazar PKS 1749+096. Results of this observational campaign, presented in a paper published October 23 on arXiv.org, provide essential information about the properties of the blazar's inner jet.
Americans who vote are more likely to practice social distancing during the COVID-19 pandemic than people with a lower sense of civic duty, regardless of political affiliation, according to a new study. Even as states began reopening, voluntary social distancing remained prevalent in high civic capital counties, says John Barrios, assistant professor of accounting in the Olin Business School at W
In new research appearing in the journal mBio , Arvind Varsani and his colleagues investigate a recently discovered class of viruses that have taken the characteristic versatility of the viral world to new heights.Referred to as cruciviruses, these minute forms reveal a fusion of components from both RNA and DNA viruses, proving that these previously distinct genomic domains can, under proper cond
A trio of researchers from George Washington University and UCLA has found evidence suggesting that fatalities from the COVID-19 pandemic could be linked to declining support for President Trump and Republicans in general in swing states. In their paper published in the journal Science Advances, Christopher Warshaw, Lynn Vavreck and Ryan Baxter-King describe their study and why they believe their
Turing patterns are mathematical expressions of the structures formed in chemical and biological systems, such as spots and stripes on the animal skin. A team of scientists from RUDN University found out that the traditional mathematical conditions of their existence failed to describe the whole range of real-life cases, and that the criteria of their emergence are more flexible. The results of th
During photosynthesis, leaves capture carbon dioxide (CO2) from the atmosphere and transform it into organic compounds. However, getting from the leaf surface to the enzymes where carbon is fixed inside leaves is full of challenges. Understanding how each of the many obstacles CO2 molecules encounter in their frantic adventure to fixation is essential, if we want to manipulate them and improve cro
Functional materials are commonly employed in emerging technologies, such as green energy solutions and new electronic devices. These materials are typically blends of different organic and inorganic components and have many advantageous properties for novel applications. To achieve their full potential, we need precise knowledge on their atomic structure. State-of-the-art experimental tools, such
Infectious disease emergence is often the result of a pathogen entering a new host species, as highlighted by COVID-19. However, most cross-species transmissions fail to establish in the newly- infected species.
Buildings create a whopping one-third of global greenhouse gas emissions—that's about 10 times more than air traffic worldwide. In Europe alone, about 190 million square meters of housing space are built each year, mainly in the cities, and the amount is growing quickly at the rate of nearly 1% a year.
The Sloan Digital Sky Survey's fifth generation collected its very first observations of the cosmos at 1:47 a.m. on October 24, 2020. This groundbreaking all-sky survey will bolster our understanding of the formation and evolution of galaxies—including our own Milky Way—and the supermassive black holes that lurk at their centers.
Laser damage in fused silica, particularly ultraviolet laser damage, is still a key problem limiting the development of high-power laser systems. The traditional processing method of fused silica goes through the processes of grinding and chemical mechanical polishing (CMP). This method is time-consuming to achieve an ultra-smooth surface, and is easy to cause surface and sub-surface defects, resu
During photosynthesis, leaves capture carbon dioxide (CO2) from the atmosphere and transform it into organic compounds. However, getting from the leaf surface to the enzymes where carbon is fixed inside leaves is full of challenges. Understanding how each of the many obstacles CO2 molecules encounter in their frantic adventure to fixation is essential, if we want to manipulate them and improve cro
Infectious disease emergence is often the result of a pathogen entering a new host species, as highlighted by COVID-19. However, most cross-species transmissions fail to establish in the newly- infected species.
Migratory birds flying south provide an impressive example of cooperative behavior that saves power and energy. In the past, it was impossible for scientists to study this phenomenon in a natural environment. Researchers who guided young northern bald ibises to their wintering grounds have now succeeded for the first time in obtaining a comprehensive data set. A better understanding of this behavi
Scientists from an international group led by the RIKEN Center for Integrative Medical Sciences and Yokohama City University have discovered that a pair of proteins play a key role in allowing an important type of functional non-coding RNA, known as SINEUPs, to act to promote their target messenger RNA. SINEUPs are a recently discovered type of RNA that work specifically to amplify the production
Migratory birds flying south provide an impressive example of cooperative behavior that saves power and energy. In the past, it was impossible for scientists to study this phenomenon in a natural environment. Researchers who guided young northern bald ibises to their wintering grounds have now succeeded for the first time in obtaining a comprehensive data set. A better understanding of this behavi
A team of researchers at the Chair of Multimedia Communications and Signal Processing at Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU) has developed an intelligent camera that achieves not only high spatial and temporal but also spectral resolution. The camera has a wide range of applications that can improve environmental protection and resource conservation measures as well as autonomo
Scientists from an international group led by the RIKEN Center for Integrative Medical Sciences and Yokohama City University have discovered that a pair of proteins play a key role in allowing an important type of functional non-coding RNA, known as SINEUPs, to act to promote their target messenger RNA. SINEUPs are a recently discovered type of RNA that work specifically to amplify the production
Very rural areas in the United States have fewer mental health services for young people, yet that's where the help is most needed, says a study published in JAMA Network Open. Previous studies have shown that the suicide rate among young people in rural areas is higher and growing faster. Yet by one measure, using ZIP codes, only 3.9 percent of rural areas have a mental health facility that serve
Why do most viral epidemics spread cyclically in autumn and winter in the globe's temperate regions? According to an interdisciplinary team of researchers of the Italian National Institute for Astrophysics, the University of Milan, the Lombardy regional agency for the environment and the Don Gnocchi Foundation, the answer is intimately related to our Sun
Scientist says delay in imposing tougher restrictions likely to have cost thousands of lives Coronavirus – latest updates See all our coronavirus coverage Rishi Sunak has refused to rule out the new coronavirus lockdown lasting longer than its intended four weeks, as one of the scientists advising the government said delays in imposing tougher restrictions were likely to have cost thousands of li
A meteorite that originated on Mars billions of years ago reveals details of ancient impact events on the red planet. Certain minerals from the Martian crust in the meteorite are oxidized, suggesting the presence of water during the impact that created the meteorite. The finding helps to fill some gaps in knowledge about the role of water in planet formation.
Behandling med CAR-T-celleterapi koster millioner af kroner, fordi den skal skræddersys til den enkelte. På AU arbejder forskere ved hjælp af avanceret CRISPR-teknologi på at gøre behandlingen til en hyldevare.
A method for every occasion and level of emergency. (Tim MacWelch/) This story was originally featured on Outdoor Life . One of the top survival priorities in an emergency is to find and disinfect enough drinking water to supply your needs. Whether your crisis situation is unfolding in the desert after becoming lost or in your own home after a natural disaster, the human body can only last three
A team of researchers has developed an intelligent camera that achieves not only high spatial and temporal but also spectral resolution. The camera has a wide range of applications that can improve environmental protection and resource conservation measures as well as autonomous driving or modern agriculture.
Going into kindergarten already well-prepared gives a child advantagesgives a child many advantages later in life and lowers costs for society in the long term, researchers in Canada find.
One in 4,000 people is born without a corpus callosum, a brain structure consisting of neural fibers that are used to transfer information between hemisphere. 25% of them do not have any symptoms. Neuroscientists discovered that when the neuronal fibers that act as a bridge between the hemispheres are missing, the brain reorganizes itself and creates an impressive number of connections inside each
PLUS. I den sydligste grønlandske bygd, Narsarmijit skal et mikrovandkraftværk fortrænge dieseldreven strømproduktion og samtidig levere frisk vand til bygdens indbyggere.
I like to keep my mental model of the universe updated as much as possible. One of the things I learned not too long ago about the universe is the frequency of "rogue" planets. These are planets that are not bound to any star. The dominant current theory is that most of these rogue planets formed in stellar discs just like bound planets but then at some point in their history interacted with anot
With militias in the news, a law professor explains their legality and history. On October 8, the FBI and authorities in Michigan announced terrorism , conspiracy, and weapons charges against 13 men—some of them associated with an anti-government militia group called the Wolverine Watchmen and the so-called "Patriot Movement." Six of the defendants face additional charges including conspiracy to
Hi everyone, I am writing on behalf of PERISCOPE, an EU project where we are forecasting future innovations in maritime and offshore industries. We have identified around 60 future applications of technologies, which can all be found at our website https://periscope-network.eu/index.php/business-opportunities . So, if you are interested in what the future might have in store for the Blue Economy,
OSIRIS-REx has been in orbit of Bennu since late 2018, which gave NASA ample time to find just the right landing zone on the unexpectedly rocky surface. It apparently chose well. Following the recent successful touch and go operation, NASA has reported a sizeable sample of the asteroid has now been locked away in the probe's sample return container . Earlier this month, OSIRIS-REx descended and t
Kvinnor som fått en skada på ändtarmens ringmuskel, analsfinktern, vid förlossning löper större risk att drabbas av framtida läckage av tarmgas och avföring visar en studie från Göteborgs universitet. Flertalet förlossningar i Sverige sker utan komplikation för mamma och barn. Lindriga bristningar i underlivet är visserligen relativt vanliga, men oftast självläker de eller kan sys ihop direkt eft
Female authors are underrepresented as sole and first authors and as members of authorship teams in readings for undergraduate college courses, research finds. "Women are underrepresented as authors on course materials across disciplines, limiting the exposure of students to women experts," says Jenine Harris, professor at the Brown School at Washington University in St. Louis and coauthor of a p
Genom att aktivt använda elektroniska journaler, databaser och register skulle vården systematiskt kunna välja ut lämpliga patienter för att snabbare ge dem tillgång till nya läkemedel. Det skulle ge en effektivare behandling för patienter med kronisk sjukdom. – Det vore en stor vinst för patienterna och samhället om man kunde korta ned tiden mellan att ett nytt läkemedel godkänns till att lämpli
Nature, Published online: 02 November 2020; doi:10.1038/d41586-020-03056-z Intellectual-property laws imagine creatorship as white, a book argues. By Shobita Parthasarathy
Editor's Note: Every Monday, Lori Gottlieb answers questions from readers about their problems, big and small. Have a question? Email her at dear.therapist@theatlantic.com . Dear Therapist, I am getting married in February, and I recently picked out my wedding dress with my mom. My mom and I have had a strained relationship for most of my life, but I was hoping to include her in the wedding plann
Members of the International Coral Reef Initiative have agreed on the steps we must take. Now governments have to act — Read more on ScientificAmerican.com
The world's most endangered primate is only the latest example of an arboreal animal benefiting from this simple yet effective conservation solution — Read more on ScientificAmerican.com
Since the COVID-19 pandemic began eight months ago, politicians in Washington, particularly Republicans, and particularly Republicans in the White House, have argued that it has an either-or relationship with the economy: Either Americans tolerate some amount of viral spread and enjoy a more vibrant economy, or Americans shut down and watch the economy fail. That was always a false dichotomy, not
The world's most endangered primate is only the latest example of an arboreal animal benefiting from this simple yet effective conservation solution — Read more on ScientificAmerican.com
Synthesized false color image of Venus, using 283-nm and 365-nm band images taken by the Venus Ultraviolet Imager (UVI). (JAXA / ISAS / Akatsuki Project Team/) Last month, an international team of astronomers announced they had detected traces of a gas in the Venusian atmosphere that, according to our understanding of the radiation-bombarded planet, shouldn't be there. Researchers racked their br
Journals published by the Royal Society of Chemistry have retracted four articles by a researcher in China for a range of misconduct, including manipulation of images, fabrication of authors and more. The papers were written by Rijun Gui, of Qingdao University and formerly of the School of Chemistry and Molecules Engineering at East China University … Continue reading
Election Day misinformation will have two big goals, with the emphasis shifting over the course of the day. First it will attempt to keep people away from the polls, and then it will undermine the integrity of the election results. As experts and reporters track, verify, and debunk the onslaught of online rumors about voting, it's likely that you, the well-meaning feed refresher, will encounter q
Dependent on a minority of the population to hold national power, Republicans such as Senator Mike Lee of Utah have taken to reminding the public that "we're not a democracy." It is quaint that so many Republicans, embracing a president who routinely tramples constitutional norms, have suddenly found their voice in pointing out that, formally, the country is a republic. There is some truth to thi
PLUS. TDC lukker for ISDN og erstatter med såkaldt simuleret PSTN, så gamle fastnettelefoner stadig kan bruges. Men telerådgiver frygter at udfasningen bliver teknisk udfordrende og dyr for mange virksomheder.
I en ny vurdering peger Center for Cybersikkerhed på, at it-kriminelle i stigende grad angriber virksomheder med falske jobansøgninger, der indeholder virus.
Hvis vi ikke skal fylde byerne op med ladestandere, er der er brug for en løsning til de kommende elbilejere, der ikke kan oplade i carporten. En af dem hedder destinationsopladning, hvor ladestanderne står, hvor vi arbejder og køber ind.
Nature Communications, Published online: 02 November 2020; doi:10.1038/s41467-020-19315-6 Electrochromic materials are important for different optical applications but often these materials show low stability. Here, the authors demonstrate a stable donor-acceptor covalent organic framework which shows a stable dark-to-transmissive switching behaviour.
Nature Communications, Published online: 02 November 2020; doi:10.1038/s41467-020-19417-1 Formation of insulating lithium carbonate on surface of lithium garnets hinders their application as solid electrolyte in lithium ion batteries. Here the authors explore a scalable sintering approach to utilize the undesired Li2CO3 and improve the active material-electrolyte interface within cathodes.
Nature Communications, Published online: 02 November 2020; doi:10.1038/s41467-020-19294-8 Despite of the high demand of chiral allenes, their asymmetric synthesis remains a challenge for organic chemists. Here, the authors report a stereodivergent synthesis of trisubstituted allenes via asymmetric additions of oxazolones to activated 1,3-enynes enabled by modification of chiral phosphoric acid ca
Nature Communications, Published online: 02 November 2020; doi:10.1038/s41467-020-19318-3 MAVS and MITA are adapter proteins that play distinct roles in the context of the host response to RNA and DNA viruses, respectively. Here the authors implicate RNF115 in dual temporal and spatial mechanisms of interacting and catalyzing distinct ubiquitination of MAVS and MITA to modulate RNA and DNA antivi
Nature Communications, Published online: 02 November 2020; doi:10.1038/s41467-020-19221-x The DNA helicase ASCC3 is the largest subunit of the activating signal co-integrator complex (ASCC), and its DNA unwinding activity is required for the AlkBH3/ASCC-dependent DNA de-alkylation repair pathway. Here, the authors identify a minimal stable complex of the two ASCC subunits ASCC2 and ASCC3, determi
Nature Communications, Published online: 02 November 2020; doi:10.1038/s41467-020-19113-0 The mechanism by which adenosine monophosphate modulates dynein ATPase-mediated ciliary and flagellar beating remains obscure. Here the authors identify an axonemal module including cilia and flagella associated protein 45 that supports adenine nucleotide homeostasis and underlies a human ciliopathy
Nature Communications, Published online: 02 November 2020; doi:10.1038/s41467-020-19344-1 A few bacterial Cas9 nucleases have been repurposed as genome editing tools. Here, the authors use bioinformatic and biochemical analyses to characterize 79 Cas9 proteins, revealing substantial functional diversity and thus expanding the available toolbox of RNA-programmable CRISPR-associated nucleases.
Nature Communications, Published online: 02 November 2020; doi:10.1038/s41467-020-19264-0 APOE4 is a strong genetic risk factor for late-onset Alzheimer's disease. Here, the authors show that APOE4 is associated with AD features in hiPSCs-derived cerebral organoids. Isogenic conversion of APOE4 to APOE3 attenuates the AD-associated phenotype.
Nighttime blood pressure levels that are higher than daytime levels, as well as a pattern of blood pressure rising at night (rather than decreasing slightly), were associated with higher risk of cardiovascular disease and heart failure.Even when blood pressure is well controlled during the day, patients who experienced extreme dips in their blood pressure while asleep had a significantly greater r
Scientific Reports, Published online: 02 November 2020; doi:10.1038/s41598-020-75893-x Gamma power abnormalities in a Fmr1 -targeted transgenic rat model of fragile X syndrome
Tomorrow is Election Day in the US, which means we've reached peak political saturation: Americans are being hit with constant news alerts, a torrent of punditry and campaign ads on television, and even warring yard signs. The stakes are high, and we're all struggling to figure out what's fact and what's fiction. Kids and teens are no different. Being young has never been easy, but it's especiall
In April, Amazon announced it would contribute $10 million to a pair of projects designed to pay forest owners across the Appalachian Mountains to manage their lands in ways that capture more carbon dioxide from the air. It is one of the first investments in the retail giant's $100 million Right Now Climate Fund, an initiative to support the use of "nature-based climate solutions" like forests, g
A June study linked Covid-19 to jail cycling — the constant traffic of detainees, staff, and visitors — at the Cook County Jail in Chicago. The researchers believe jail cycling could be driving Covid-19 in other states too, with particularly harsh consequences for African American communities.
L EVANT, Maine— Hardly anyone knew that President Donald Trump was on his way here. And among those who did get a whiff of the news in advance, even fewer knew his destination was Treworgy Family Orchard in Levant, a tiny rural town about 10 miles northwest of Bangor. Four years ago, two-thirds of Levant's 1,523 votes went to Trump. He needs all of them on Tuesday—and probably more. The Trump cam
The prime minister either did not understand what scientists told him about Covid, or he ignored it for political reasons Coronavirus – latest updates See all our coronavirus coverage "No responsible prime minister could ignore the message of those figures," intoned Boris Johnson after the chief medical officer had finished his presentation of the latest Covid-19 data at Saturday's press conferen
PLUS. Små radioaktive diamanter af kustof-14 kan løse en af de helt store udfordringer med at forbinde mange trådløse enheder til internettet, nemlig den voldsomt store mængde af batterier, der løbende skal udskiftes og smides ud.
Latest updates: PM will insist there is 'no alternative' to a nationwide lockdown as he addresses the House of Commons on Monday Boris Johnson faces Tory fury amid hints of further England lockdown 'Rapid turnaround' not approved for the public to interpret themselves What you can and can't do in England's new Covid lockdown Coronavirus – latest global updates See all our coronavirus coverage 10.
Japan's pledge to become carbon-neutral by 2050 is offering hope to industry heavyweights pushing ammonia as the fuel of the future—but critics say the corrosive gas is still far from a clear-cut clean energy.
The most powerful typhoon to hit the Philippines this year destroyed tens of thousands of homes and killed at least 16 people, officials said Monday, as communications to the worst-hit areas remained cut off.
A record high number of fires scorched Brazil's Amazon and Pantanal wetlands last month, official data showed on Sunday, as deforestation and climate change wreaked havoc on some of the planet's most valuable ecosystems.
Five million years ago, dangerous carnivores—such as giant wolverines and otters, bears, sabertooth cats, and large hyaenids—prowled the West Coast of South Africa. Today we can confirm that, among them, fearlessly roamed a smaller relative of the living honey badger.
Everything you ever really needed to know you learned back in kindergarten—that old saying gets some scientific support in a new study by researchers at Canada's Université de Montréal and Université Sainte-Anne.
For decades, scientists have predicted that a deadly pandemic would sweep the globe—but what they didn't expect was that basic public health measures such as mask wearing and social distancing would become political flashpoints, especially in the United States.
Att vaggvisor kan göra spädbarn lugna har visats i flera tidigare studier. Men ofta har vaggvisorna varit på barnets modersmål och från samma kultur. Det går därför inte att säga varifrån lugnet kommer – är det musiken, eller igenkänningen av melodin och språket som skapar trygghet? Den frågan ville amerikanska forskare besvara genom att låta drygt 140 spädbarn mellan 2 och 14 månader gamla se och
Five million years ago, dangerous carnivores – such as giant wolverines and otters, bears, sabertooth cats, and large hyaenids – prowled the West Coast of South Africa. Today we can confirm that, among them, fearlessly roamed a smaller relative of the living honey badger.
Despite a lack of evidence, Duke University is all-in on stem cells for autism, thanks to a billionaire benefactor and a highly dodgy for-profit Panama stem cell clinic. How did this come to be and what will be the outcome? Whatever the answers to these questions, it is clear that arrangements like the one between Duke University and The Stem Cell Institute are the dark(er) side of quackademic me
We all learn, early on, that there's only so much glue can pull off, or rather, stick on. While there are some truly amazing glues out there , there's only so much adhesives can achieve, chemically speaking. Fortunately, when that toy snaps or that wire breaks, you've got more options than just a tube of superglue. The BONDIC Pro Kit, with extra refills, is 45% off and it will change how you fix
Up to the task? Decipher yourself! UPDATE: Read the solutions here Today you will be asked to replicate the most famous decipherment in history, deduce the rules of a coding system for colourblind people and count to 100 in Danish. (The puzzles are excerpted from my new book, The Language Lover's Puzzle Book , which features conundrums involving ancient languages, modern languages, invented langu
Franz Joseph Gall På 1790-talet utvecklade den tyske läkaren Franz Joseph Gall teorin om att utsidan av skallen reflekterade en människas personlighet. Han spekulerade att det fanns 27 olika organ […] The post appeared first on Vetenskap och Folkbildning .
PM promised public could get results in '10 to 15 minutes' but tests are designed for lab staff Coronavirus – latest updates See all our coronavirus coverage The "rapid turnaround" coronavirus tests the prime minister announced on Saturday are not approved for the public to interpret themselves without an expert's help and so will not provide results in the promised 15 minutes, the Guardian has l
It is that time again, when the world outside the United States stops, when we foreigners hold our collective breath and look up from our own domestic concerns to discover whom the citizens of America have chosen as their new Caesar—and ours. The outcome has always mattered, and mattered enormously, but has rarely affected an American ally's core strategy: The U.S. was simply too important, its f
There are as many car insurance policies as there are cars. And drivers. That makes tools like The Zebra , which has been independently serving car insurance quotes from major providers since 2012, crucial to getting the best deal. But what goes into that quote in the first place? Here's what to know before you click/insure. Your State's Rules The key built-in cost for any insurance policy is you
According to new research from the UBC Sauder School of Business, a different approach to public health messaging related to COVID-19 could potentially save more lives.
A team of FAU researchers has developed an intelligent camera that achieves not only high spatial and temporal but also spectral resolution. The camera has a wide range of applications that can improve environmental protection and resource conservation measures as well as autonomous driving or modern agriculture.
Researchers at the University of Liverpool have identified a unique method of identifying the early signs of a potentially serious condition known as Acute Kidney Injury (AKI).
Going into kindergarten already well-prepared gives a child advantagesgives a child many advantages later in life and lowers costs for society in the long term, researchers in Canada find.
Canada should integrate self-testing for HIV into the health system to help reduce the burden of the disease, argues a commentary published in CMAJ (Canadian Medical Association Journal) http://www.cmaj.ca/lookup/doi/10.1503/cmaj.201160.
Dr Margaret Harris said 'high price' of lockdowns must buy time to improve test and trace Coronavirus – latest updates See all our coronavirus coverage Lockdowns affecting entire populations is a price countries pay for failing to ensure people with coronavirus and their contacts self-isolate, according to an expert from the World Health Organization. The WHO does not recommend that countries ent
KULTURKANYLEN Den røde tråd i professor og overlæge Gunhild Waldemars kulturforbrug er styrke og refleksion. Begge dele finder hun blandt andet i præsidentkandidat Joe Bidens erindringsbog, i værker lavet af kvindelige impressionistiske kunstmalere og i de podcasts, der er en trofast følgesvend på hendes daglige gåture.
The immune system is a marvel, but sometimes those defenses need help. In this eBook, we examine various ways the immune system is being manipulated to fight disease, starting with the science behind… — Read more on ScientificAmerican.com
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BioNyt Videnskabens Verden (www.bionyt.dk) er Danmarks ældste populærvidenskabelige tidsskrift for naturvidenskab. Det er det eneste blad af sin art i Danmark, som er helliget international forskning inden for livsvidenskaberne.
Bladet bringer aktuelle, spændende forskningsnyheder inden for biologi, medicin og andre naturvidenskabelige områder som f.eks. klimaændringer, nanoteknologi, partikelfysik, astronomi, seksualitet, biologiske våben, ecstasy, evolutionsbiologi, kloning, fedme, søvnforskning, muligheden for liv på mars, influenzaepidemier, livets opståen osv.
Artiklerne roses for at gøre vanskeligt stof forståeligt, uden at den videnskabelige holdbarhed tabes.
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