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Drifting along in ocean currents, jellyfish can be both predator and prey. They eat almost anything they can capture, and follow the typical oceanic pattern of "large eats small." Now a recent University of British Columbia study on these gelatinous globs suggests jellyfish may get more nutritious as they get bigger. The work is published in Ecosphere.
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New research conducted as part of the science verification phase of the Visible Spectropolarimeter (ViSP) instrument at the National Science Foundation's Daniel K. Inouye Solar Telescope is the first to use data from this instrument. It is hoped that the work will pave the way for future studies to enable a better understanding of the potential risks to key power and communications infrastructure.
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Synecoculture is a new agricultural method advocated by Dr. Masatoshi Funabashi, senior researcher at Sony Computer Science Laboratories, Inc. (Sony CSL), in which various kinds of plants are mixed and grown in high density, establishing rich biodiversity while benefiting from the self-organizing ability of the ecosystem.
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Metasurfaces, as two-dimensional metamaterials, display fascinating ability in electromagnetic (EM) modulation within a sub-wavelength scale, opening up a new way for manipulating the properties of EM wave in a plane. Owing to the flexible modulation of EM wave, metasurfaces have spawned a number of enchanting applications, such as perfect absorbers, cloaking devices, planar meta-lens and meta-hol
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While it is a popular hobby for many, fishing is also a pastime full of uncertainty. Each time you have something on the line, you can never be completely sure what type of fish you've hooked until you pull it out of the water. In a similar way, scientists "fishing" for biomarkers—molecules whose health care applications include signaling for the presence of cancer—in biofluids such as blood can a
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Mountain lions are protected from hunting in California by a law passed by popular vote in 1990. However, a team of researchers working across the state found that human-caused mortality, primarily involving conflict with humans over livestock and collisions with vehicles, was more common than natural mortality for this protected large carnivore. Their findings were published March 20 in the Proce
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Optical manipulation and applications involve numerous fields, such as physics, information, materials and life sciences. It has been included in the national "14th Five-Year Plan" major engineering and projects. To better promote manipulation and application of the light beams, developing precision measurement technologies of optical parameters (such as intensity, phase, polarization and frequenc
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A team including physicists has for the first time detected subatomic particles called neutrinos created by a particle collider, namely at CERN's Large Hadron Collider (LHC). The discovery promises to deepen scientists' understanding of the nature of neutrinos, which are among the most abundant particles in the universe and key to the solution of the question why there is more matter than antimatt
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Mountain lions are protected from hunting in California by a law passed by popular vote in 1990. However, a team of researchers working across the state found that human-caused mortality, primarily involving conflict with humans over livestock and collisions with vehicles, was more common than natural mortality for this protected large carnivore. Their findings were published March 20 in the Proce
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Potato House British scientists say they've made fancy space concrete out of potato starch — and that it works much better than the stuff they made before, which would have needed both blood and urine to work. In a press release about the material, which they're calling "StarCrete," researchers at the University of Manchester in the UK bragged say the new compound is "twice as strong as regular c
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Researchers have developed biosensor technology that will allow you to operate devices, such as robots and machines, solely through thought control.
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IQ scores have substantially increased from 1932 through the 20th century, with differences ranging from three to five IQ points per decade, according to a phenomenon known as the 'Flynn effect.' But a new study has found evidence of a reverse 'Flynn effect' in a large U.S. sample between 2006 and 2018 in every category except one. For the reverse Flynn effect, there were consistent negative slope
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Researchers have devised a new concept of superconducting microwave low-noise amplifiers for use in radio wave detectors for radio astronomy observations, and successfully demonstrated a high-performance cooled amplifier with power consumption three orders of magnitude lower than that of conventional cooled semiconductor amplifiers. This result is expected to contribute to the realization of large
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The development of new information and communication technologies poses new challenges to scientists and industry. Designing new quantum materials — whose exceptional properties stem from quantum physics — is the most promising way to meet these challenges. An international team has designed a material in which the dynamics of electrons can be controlled by curving the fabric of space in which t
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Most people who ranked high in 'joy of missing out' or JOMO also reported high levels of social anxiety in a recent study. The term JOMO has been popularized as a healthy enjoyment of solitude in almost direct opposition to the negative FOMO, the 'fear of missing out' people may have when seeing others having fun experiences without them. In an analysis of two samples of adults, researchers found
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Cookie Kennedy was out for a walk with a friend one day this winter when she felt a familiar dread creep up on her. As the pair strolled the north shore of Indian Rocks Beach, the small Pinellas County city where Kennedy is mayor, they were forced to weave their way through a thickening crowd of beachgoers. The land where they stood had shrunk.
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Liquid water is one of the most important ingredients for the emergence of life as we know it on Earth. Researchers of the ORIGINS Cluster from the fields of astrophysics, astrochemistry and biochemistry have now determined in a novel, interdisciplinary collaboration the necessary properties that allow moons around free-floating planets to retain liquid water for a sufficiently long time and thus
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It's sometimes difficult to imagine how the planet we call home, with its megalopolis cities and serene farmlands, was once dominated by dinosaurs as big as buses and five-story buildings. But recent research has helped deepen our understanding of why dinosaurs prevailed: the answer may lie in their special bones, structured like Aero chocolate.
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It's sometimes difficult to imagine how the planet we call home, with its megalopolis cities and serene farmlands, was once dominated by dinosaurs as big as buses and five-story buildings. But recent research has helped deepen our understanding of why dinosaurs prevailed: the answer may lie in their special bones, structured like Aero chocolate.
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Nature Communications, Published online: 20 March 2023; doi:10.1038/s41467-023-37046-2 Drosophila larvae may benefit each other at lower densities but compete at higher densities. Here, Verschut et al. identify a mechanism enabling Drosophila females to favor egg-laying sites containing medium concentrations of aggregation pheromones, which may facilitate choice of favorable sites.
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A new book looks at the political messages of the Marvel cinematic universe. In their new book, The Politics of the Marvel Cinematic Universe , Duke University political scientist Nicholas Carnes and coauthor Lilly J. Goren of Carroll University ask, "What lessons are this entertainment juggernaut teaching audiences about politics, society, power, gender, and inequality?" Sanford School @ Duke ·
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The Thünen Institute now offers interactive forest maps through the Thünen Atlas (http://atlas.thuenen.de) that provide a nationwide overview of the stocked forest area—i.e., the area on which trees grow—and the dominant tree species. They are not limited to being important sources of information for public authorities, policy, NGOs and associations, but can also be used for further forest and env
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A swathe of the Amazon Rainforest almost twice the size of Luxembourg was destroyed by fire between 2003 and 2019. The area is in the southwest of Amazonas state, in Brazil's North region, and includes parts of nine municipalities with some of the worst sustainable development indicators in the country. Deforestation had been increasing in the area, largely owing to illegal logging and other activ
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Sunsets provide some of the most beautiful natural imagery anywhere on Earth. People flock from all over to see sunsets at specific places at specific times, such as when they perfectly align down a street in Manhattan. But sunsets on other planets wouldn't be nearly as spectacular.
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Researchers from Tel Aviv University and the Israel Oceanographic and Limnological Research Institute (IOLR) have succeeded in significantly increasing the ability of seaweed to produce healthy natural materials. The current study focused on enhancing the production of bio-active compounds that offer medical benefits to humans, such as antioxidants, the concentration of which in the seaweed was do
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The International Space Station, orbiting the Earth at about 17,150 miles per hour, is currently home to seven crew members. In recent months, the astronauts and cosmonauts of Expedition 67 and 68 have taken some amazing photographs of our lovely planet as they pass overhead, and I wanted to share more of these unique views here.
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A brown dog, muzzle gone gray—surely from a life well lived— tries to climb three steps but falters . Her legs give out, and she twists and falls. A Rottweiler limps around a kitchen . A golden retriever pants in a vet's office , then he's placed on a table, wrapped in medical tubes. "Bye, buddy," a voice says off camera. Nearby, a hand picks up a syringe. This is Dead-Dog TikTok. It is an algori
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Ran-Dumb ChatGPT may be an eloquent speaker, bullshit artist , and purveyor of misinformation — but a mathematician it is not. Yes, you may be familiar with accounts of people convincing ChatGPT that 2+2=5 , but OpenAI's chatbot has other, more subtle ways that it will screw up simple, math-related tasks that could easily go unnoticed. One example? Generating random numbers. According to the find
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Clone Wars With a silly name and an even sillier startup cost, Stanford's Alpaca GPT clone costs only $600 to build and is a prime example of how easy software like OpenAI's may be to replicate. In a blurb spotted by New Atlas , Stanford's Center for Research on Foundation Models announced last week that its researchers had "fine-tuned" Meta's LLaMA 7B large language model (LLM) using OpenAI's GP
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Researchers from Tel Aviv University and the Israel Oceanographic and Limnological Research Institute (IOLR) have succeeded in significantly increasing the ability of seaweed to produce healthy natural materials. The current study focused on enhancing the production of bio-active compounds that offer medical benefits to humans, such as antioxidants, the concentration of which in the seaweed was do
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Universal Basic Income (UBI), a program in which all adult citizens are given a regular amount of money to spend on what they choose, dominates the debate on the future of social policy. It is based on the idea that in the middle of plenty, millions of people still suffer from unemployment, underemployment, and a lack of means to have a meaningful life, and that a regular grant will provide a basi
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Human life on Earth is utterly dependent on biodiversity but our activities are driving an increase in extinctions. Yet some extinct species continue to hold our fascination. New methods in genetics and reproductive biology hold the promise that de-extinction—resurrecting extinct species—could soon be possible.
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Nature, Published online: 20 March 2023; doi:10.1038/d41586-023-00799-3 In 2020, Nature endorsed Joe Biden in the US presidential election. A survey finds that viewing the endorsement did not change people's views of the candidates, but caused some to lose confidence in Nature and in US scientists generally.
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The answer to today's typing teaser Earlier today I set you the following puzzle, based on the idea that a monkey sat at a typewriter bashing random keys will eventually type out the complete works of Shakespeare. Here it is again with the solution. The magic word Continue reading…
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Large language models are infamous for spewing toxic biases, thanks to the reams of awful human-produced content they get trained on. But if the models are large enough, and humans have helped train them, then they may be able to self-correct for some of these biases. Remarkably, all we have to do is ask. That's the finding of an experiment out of AI lab Anthropic, described in a non-peer-reviewe
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Scientists developing new biomaterials often try to mimic the body's natural proteins, but a chemist shows that simpler polymers — based on a handful of plastic building blocks — also work well. Using AI, her team was able to design polymer mixtures that replicate simple protein functions within biological fluids. The random heteropolymers dissolve and stabilize proteins and can support cells' n
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The flavor of beer begins to change as soon as it's packaged, prompting a debate among afficionados: Does the beverage stay fresher in a bottle or a can? Now, researchers report that the answer is, well, complicated, and depends on the type of beer. An amber ale stayed fresher in bottles, whereas container choice made much less difference to the stability of an India Pale Ale (IPA).
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Synecoculture, a new farming method, involves growing mixed plant species together in high density. However, it requires complex operation since varying species with different growing seasons and growing speeds are planted on the same land. To address this need, researchers have developed a robot that can sow, prune, and harvest plants in dense vegetation growth. Its small, flexible body will help
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With spring settling in across the U.S. and days lengthening, many people are ready to spend more time outside. But after a walk outdoors, have you ever found seeds clinging to your clothes? Lodged in your socks and shoelaces? Perhaps tangled in your pet's fur? While most of us don't give these hitchhikers much thought, seeds and burrs may be the first signs of invasive plant spread.
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With spring settling in across the U.S. and days lengthening, many people are ready to spend more time outside. But after a walk outdoors, have you ever found seeds clinging to your clothes? Lodged in your socks and shoelaces? Perhaps tangled in your pet's fur? While most of us don't give these hitchhikers much thought, seeds and burrs may be the first signs of invasive plant spread.
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Scientists developing new biomaterials often try to mimic the body's natural proteins, but a chemist shows that simpler polymers — based on a handful of plastic building blocks — also work well. Using AI, her team was able to design polymer mixtures that replicate simple protein functions within biological fluids. The random heteropolymers dissolve and stabilize proteins and can support cells' n
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Oak Ridge National Laboratory researchers have identified specific proteins and amino acids that could control bioenergy plants' ability to identify beneficial microbes that can enhance plant growth and storage of carbon in soils. The research is published in the Computational and Structural Biotechnology Journal.
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In a major breakthrough in the fields of nanophotonics and ultrafast optics, a Sandia National Laboratories research team has demonstrated the ability to dynamically steer light pulses from conventional, so-called incoherent light sources.
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Astronomers urge people to stand up to 'big light' industry amid unchecked brightening of night sky A ban on megaconstellations of low-altitude satellites – arrays such as Elon Musk's Starlink – should be considered, astronomers have said, in an effort to reduce light pollution and preserve our ability to study the skies. In a series of papers and opinion pieces published in the journal Nature As
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Gene therapy has been heralded as the new frontier of medicine, but there are still many limitations to current technologies; among them, how to deliver therapeutic genes to specific cells, and only activate them in the right context. A team has created a new RNA-based tool called DART VADAR to bring gene editing out of the 'dark side' of those problems and into the light. Using an engineered form
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Muscle degeneration, the most prevalent cause of frailty in hereditary diseases and aging, could be caused by a deficiency in one key enzyme in a lipid biosynthesis pathway. Researchers at the Institute of Molecular Biotechnology (IMBA) of the Austrian Academy of Sciences characterize how the enzyme PCYT2 affects muscle health in disease and aging in laboratory mouse models. The findings are publi
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Whether or not animals can taste basic or alkaline food and how they do it has remained a mystery until now. A research group led by Yali Zhang, Ph.D., principal investigator at the Monell Chemical Senses Center, recently addressed this question, as they similarly did for sour taste in 2021 on the lower end of the pH scale. Their work, published today in Nature Metabolism, identified a previously
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Efforts to understand the effects of immigration enforcement on crime have largely been informed by police crime statistics. In a new study, researchers used longitudinal data from the U.S. National Crime Victimization Survey (NCVS) to assess the impact of federal immigration policies on local communities. They found that activation of two policies—the Secure Communities Program and 287(g) task fo
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Muscle degeneration, the most prevalent cause of frailty in hereditary diseases and aging, could be caused by a deficiency in one key enzyme in a lipid biosynthesis pathway. Researchers at the Institute of Molecular Biotechnology (IMBA) of the Austrian Academy of Sciences characterize how the enzyme PCYT2 affects muscle health in disease and aging in laboratory mouse models. The findings are publi
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Figuring out a lie has never been easier: forget body language or how convincing the message is, just listen to how detailed and rich the story is. This is the core of a new approach to lie detection, say researchers from the University of Amsterdam's Leugenlab (Lie Lab) in collaboration with researchers from Maastricht University and Tilburg University.
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The long and tortuous effort to regulate toxic chemicals in America has now come up against an ironic obstacle: anti-environmental lobbying by the manufacturers of batteries and other renewable energy technologies that rely on toxic substances. The successful effort by the chemical industry to resist regulation picked up steam in the 1980s.
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Whether or not animals can taste basic or alkaline food and how they do it has remained a mystery until now. A research group led by Yali Zhang, Ph.D., principal investigator at the Monell Chemical Senses Center, recently addressed this question, as they similarly did for sour taste in 2021 on the lower end of the pH scale. Their work, published today in Nature Metabolism, identified a previously
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For the first time, scientists at the University of Sydney and the University of Basel in Switzerland have demonstrated the ability to manipulate and identify small numbers of interacting photons—packets of light energy—with high correlation.
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Shigellosis, a highly contagious diarrheal disease, is caused by Shigella bacteria circulating in industrializing countries but also in industrialized countries. Scientists from the French National Reference Center for Escherichia coli, Shigella and Salmonella at the Institut Pasteur who have been monitoring Shigella in France for several years have detected the emergence of extensively drug-resis
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UGCA 307 hangs against an irregular backdrop of distant galaxies in this image from the NASA/ESA Hubble Space Telescope. The small galaxy consists of a diffuse band of stars containing red bubbles of gas that mark regions of recent star formation and lies roughly 26 million light-years from Earth in the constellation Corvus. Appearing as just a small patch of stars, UGCA 307 is a diminutive dwarf
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Even though Sugars Will Eventually be Exported Transporters (SWEETs) have been found in every plant genome, a comprehensive understanding of their functionality is lacking. An international research team led by the IPK Leibniz Institute has therefore investigated the role that SWEETs play in barley grain development and looked into the question of which substrates are transported by the SWEET prot
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Prominent Republicans disagree about a lot these days, but on one point they have found consensus: Getting charged with a crime would be great news for Donald Trump. After the former president predicted that he will be arrested in Manhattan tomorrow—a forecast that seems questionable, though an indictment from Manhattan District Attorney Alvin Bragg does seem to be imminent—conventional wisdom qu
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Imagine that someone—perhaps a man from Florida, or maybe even a governor of Florida— criticized American support for Ukraine. Imagine that this person dismissed the war between Russia and Ukraine as a purely local matter, of no broader significance. Imagine that this person even told a far-right television personality that "while the U.S. has many vital national interests … becoming further en
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I scored a 130 on the Raven Progress Matrice set 2 and have yet to test by other abilities so I'll guesstimate and say I have a score of 115. The issue is that I want to major in bioengineering and physics and those majors have an average in the high 120s, which I am capable of doing if my Raven Progress Matrice IQ is correct, but if my IQ is lower than that then I worry. This may seem like a dum
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Shigellosis, a highly contagious diarrheal disease, is caused by Shigella bacteria circulating in industrializing countries but also in industrialized countries. Scientists from the French National Reference Center for Escherichia coli, Shigella and Salmonella at the Institut Pasteur who have been monitoring Shigella in France for several years have detected the emergence of extensively drug-resis
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Even though Sugars Will Eventually be Exported Transporters (SWEETs) have been found in every plant genome, a comprehensive understanding of their functionality is lacking. An international research team led by the IPK Leibniz Institute has therefore investigated the role that SWEETs play in barley grain development and looked into the question of which substrates are transported by the SWEET prot
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Time is running short to address climate change, but there are feasible and effective solutions on the table, according to a new UN climate report released today. Despite decades of warnings from scientists, global greenhouse-gas emissions are still climbing, hitting a record high in 2022 . If humanity wants to limit the worst effects of climate change, we will have to reverse that trend, and qui
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This is a recording of the panel debate on future perspectives on responsible brain science at "Future of Responsible Brain Research" event organised by the Human Brain Project's Ethics & Society team on 2nd of February 2023. In the closing session, community leaders from a diversity of backgrounds give us their perspective on future directions for more responsible brain science, and for working
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This is a recording of the keynote speak by Marcello Ienca at "Future of Responsible Brain Research" event organised by the Human Brain Project's Ethics & Society team on 2nd of February 2023. Abstract: Neuroscience is increasingly relying on the collection of large volumes of differently structured data and the use of machine learning algorithms for data analytics. In parallel, the ubiquitous co
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This is a recording of the panel debate on interdisciplinary collaboration at "Future of Responsible Brain Research" event organised by the Human Brain Project's Ethics & Society team on 2nd of February 2023. Interdisciplinary collaboration remains one of the major challenges for responsible brain research. To align research with societal expectations, it is important that knowledge is co-produce
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This is a recording of the panel debate on RRI at "Future of Responsible Brain Research" event organised by the Human Brain Project's Ethics & Society team on 2nd of February 2023. In this session we explore novel approaches to steering research and innovation towards socially desirable goals. Arguably social desirability and sustainability where two of the central ambitions formulated with the f
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Ice surfaces have a thin layer of water below its melting temperature of 0 degrees Celsius. Such premelting phenomenon is important for skating and snowflake growth. Similarly, liquid often crystallizes into a thin layer of crystal on a flat substrate before reaching its freezing temperature, i.e. prefreezing. The thickness of the surface layer usually increases and diverges as approaching the pha
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Human activities are accelerating biodiversity change and promoting a rapid turnover in species composition. A team of researchers has now shown that more widespread species tend to benefit from anthropogenic changes and increase the number of sites they occupy, whereas more narrowly distributed species decrease. Their results, which were published in Nature Communications, are based on an extensi
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Human activities are accelerating biodiversity change and promoting a rapid turnover in species composition. A team of researchers has now shown that more widespread species tend to benefit from anthropogenic changes and increase the number of sites they occupy, whereas more narrowly distributed species decrease. Their results, which were published in Nature Communications, are based on an extensi
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Ice surfaces have a thin layer of water below its melting temperature of 0 degrees Celsius. Such premelting phenomenon is important for skating and snowflake growth. Similarly, liquid often crystallizes into a thin layer of crystal on a flat substrate before reaching its freezing temperature, i.e. prefreezing. The thickness of the surface layer usually increases and diverges as approaching the pha
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The United States has long touted itself as a nation built by immigrants. Yet there has never been a precise measure of immigrants' contribution to the country's economic and technological progress. Around the time that President Donald Trump was moving to curb employment visas for skilled foreigners, economist Rebecca Diamond and a team of researchers set out to examine this unresolved question.
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A quartet of seismologists at The Australian National University, in Canberra, Australia, has found that an earthquake that struck near the town of Woods Point, in Victoria, Australia, back in 2021, was due to a blind fault. In their paper published in Seismological Research Letters, Sima Mousavi, Babak Hejrani, Meghan Miller and Michelle Salmon describe their analysis of seismological data collec
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Criteria used to assess adults for multiple sclerosis may fail to identify the illness in children, a new study shows. That oversight could delay treatment of the disease at its earliest stages, the researchers say. Magnetic resonance imaging (MRI) is the primary tool used for diagnosis of MS , and doctors have applied various standards over the years to classify those most likely to develop the
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Nature Communications, Published online: 20 March 2023; doi:10.1038/s41467-023-37329-8 Despite their high brightness and long-lived emission, lanthanide based circularly polarised luminophores have not been fully exploited for real-life application. Here, the authors present an all solid-state circularly polarised luminescence camera to facilitate ad hoc time-resolved enantioselective differentia
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In a new study, North Carolina State University researchers found they could separate blended cotton and polyester fabric using enzymes—nature's tools for speeding chemical reactions. Ultimately, they hope their findings will lead to a more efficient way to recycle the fabric's component materials, thereby reducing textile waste.
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The upper range limits of tree species are extremely sensitive to climate change, and global climate warming has already had profound effects on the recruitment dynamics of alpine treelines worldwide. Previous studies have only considered the effects of daily mean temperature increases on alpine treeline recruitment, without considering of the asymmetric effects of daytime and nighttime warming.
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Angling, a type of fishing, is a popular pastime across the world, and is known to be 40,000 years old. Angling usually takes place in natural bodies of water, which may have populations of wild fish, or be stocked with cultured fish. Fish caught by angling may either be consumed, or may be immediately released.
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The development of new information and communication technologies poses new challenges to scientists and industry. Designing new quantum materials—whose exceptional properties stem from quantum physics—is the most promising way to meet these challenges. An international team led by the University of Geneva (UNIGE) and including researchers from the universities of Salerno, Utrecht and Delft, has d
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Extraterrestrial life has the potential to exist on distant exoplanets inside a special area called the "terminator zone," according to a new study. The terminator zone is a ring on planets that have one side that always faces its star and one side that is always dark. "These planets have a permanent day side and a permanent night side," says lead author Ana Lobo, a postdoctoral researcher in the
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Nature, Published online: 20 March 2023; doi:10.1038/d41586-023-00795-7 Luis Fonseca leads research into micro-, nano- and photonic chip technologies that could kill cancer cells, protect the environment and facilitate space research.
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Wheat, which includes bread wheat and its relatives, is a staple food crop that feeds about 35% of the world's population. As one of the first ancient crops to appear in the Fertile Crescent, wheat has been cultivated for over 10,000 years since the "Neolithic Revolution" and is considered a transformative force in human society. Despite its economic importance and intimate bond with humanity, how
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Wheat, which includes bread wheat and its relatives, is a staple food crop that feeds about 35% of the world's population. As one of the first ancient crops to appear in the Fertile Crescent, wheat has been cultivated for over 10,000 years since the "Neolithic Revolution" and is considered a transformative force in human society. Despite its economic importance and intimate bond with humanity, how
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As one of the major blue carbon ecosystems, mangroves provide critical ecosystem services in mitigating global climate change. However, future complex and variable climate conditions may lead to the uncertainty in trajectories of blue carbon capacity. Elevated atmospheric CO2 concentrations (eCO2) is projected to become a prominent driver of mangrove blue carbon in the future.
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After Tyson's unexpected departure, Mitch and Tyson must move Big Red to a new cut on their own. #discoveryplus #goldrush Stream Full Episodes of Gold Rush https://www.discoveryplus.com/show/gold-rush About Gold Rush: Motivated by a depressed economy, hard-working gold miners get to work both in America and across the globe in an attempt to strike it rich. Subscribe to Discovery: https://www.yout
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The flavor of beer begins to change as soon as it's packaged, prompting a debate among afficionados: Does the beverage stay fresher in a bottle or a can? Now, researchers report in ACS Food Science & Technology that the answer is, well, complicated, and depends on the type of beer. An amber ale stayed fresher in bottles, whereas container choice made much less difference to the stability of an Ind
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Trilobites, prehistoric sea creatures, had so-called median eyes, single eyes on their foreheads, in addition to their compound eyes, research conducted by Dr. Brigitte Schoenemann at the University of Cologne's Institute of Zoology and Professor Dr. Euan Clarkson at the University of Edinburgh has now found out.
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As one of the major blue carbon ecosystems, mangroves provide critical ecosystem services in mitigating global climate change. However, future complex and variable climate conditions may lead to the uncertainty in trajectories of blue carbon capacity. Elevated atmospheric CO2 concentrations (eCO2) is projected to become a prominent driver of mangrove blue carbon in the future.
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CPAP machines treat sleep apnea, but many patients don't use them as directed. A new study finds "morning people" use theirs more during the night than others. Most people with obstructive sleep apnea—a condition in which normal breathing is regularly interrupted during sleep—are prescribed a continuous positive airway pressure, or CPAP, machine as treatment. Yet many people do not use their devi
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When the paleontologist Michael D'Emic cut into the bones of Majungasaurus, a relative of Tyrannosaurus rex that roamed Madagascar 70 million years ago, he suspected that surprises might be hiding in them. But what he found defied all expectations. Majungasaurus adults measured up to 7 meters from snout to tail and could weigh 1,000 kilograms. Paleontologists had thought that big dinosaurs like..
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Solar power is going to play a major role in combating climate change, but it requires huge amounts of land. Floating solar panels on top of reservoirs could provide up to a third of the world's electricity without taking up extra space, and also save trillions of gallons of water from evaporating. So called "floating photovoltaic" systems have a lot going for them. The surface of reservoirs can'
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The apparel industry accounts for 10% of global carbon emissions. The annual amount of fiber production reached 113 million tons in 2021 and the demand is increasing every year. However, almost 90% of post-consumer fiber wastes are disposed of through incineration or deposition in landfills.
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The increase in gun violence in the United States has put pressure on law enforcement and others to find ways to reduce it. In 2022, there were 647 mass shootings, up from 383 in 2016. There has also been a three-fold increase in active shooter events between 2000 and 2016. These are defined as "one or more individuals actively engaged in killing or attempting to kill people in a populated area."
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Sign up for Kaitlyn and Lizzie's newsletter here. Kaitlyn: Are you familiar with the concept of imposter syndrome? The opposite of it is when you know that there's no reason you would be anything but terrible at an activity, yet you can't help wondering: What if I'm randomly really good at that? I am afflicted with this problem, and it has become even more obvious since I started watching Survivo
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A clearer understanding about the markers and drivers of cancer cell proliferation has emerged from research that identifies new opportunities to overcome convergence with complex enzymes, known as kinases. The work paves the way for new approaches to study the molecular drivers of disease states such as cancer.
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Researchers have devised a new concept of superconducting microwave low-noise amplifiers for use in radio wave detectors for radio astronomy observations, and they have successfully demonstrated a high-performance cooled amplifier with power consumption three orders of magnitude lower than that of conventional cooled semiconductor amplifiers. This result is expected to contribute to the realizatio
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A new 3D-printed customized insole uses integrated sensors to measure the pressure on the sole of the foot directly in the shoe during various activities. In elite sports, fractions of a second sometimes make the difference between victory and defeat. To optimize their performance, athletes use custom-made insoles. But people with musculoskeletal pain also turn to insoles to combat their discomfo
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In an effort to mitigate accidental detonations of stored explosives, a multidisciplinary team of Los Alamos National Laboratory scientists developed a way to create "switchable" high explosives that won't detonate unless activated by being filled with an inert fluid, such as water. Their findings were published March 17 in Physical Review Letters.
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Nature, Published online: 20 March 2023; doi:10.1038/d41586-023-00792-w Biochemist who invented recombinant DNA technology.
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Nature, Published online: 20 March 2023; doi:10.1038/d41586-023-00786-8 I learnt the benefits of reaching out through e-mail while I was a student, now I receive many cold e-mails myself. Here's how to write a good one.
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How much individuals express their religious beliefs in the workplace depends on how much power they hold there, according to new research. The study, which used survey data from a nationally representative sample of employed US adults, was published in a recent edition of the Journal for the Scientific Study of Religion . Expressions of religion that were measured included displaying faith with
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Researchers from Tokyo Metropolitan University have found that gold nanoparticles supported on a zirconium oxide surface help turn waste materials like biomass and polyester into organosilane compounds, valuable chemicals used in a wide range of applications. The new protocol leverages the cooperation between gold nanoparticles and the amphoteric (both acid and base) nature of the zirconium oxide
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För att ta extremt högupplösta mikroskopbilder på exempelvis celler måste man veta exakt var man ska rikta mikroskopet så att man avbildar just det man är intresserad av. Inte så lätt när det man letar efter är levande biologiskt material. Forskare vid Lunds universitet utvecklat en mjukvarumetod för smart, datadriven mikroskopi, som gör detta möjligt.
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Nature Communications, Published online: 20 March 2023; doi:10.1038/s41467-023-37281-7 Ion mobility is used in mass spectrometers for structure analysis of biomolecules. Here, the authors show that ion mobility analysis in an ion trap under ultra-high fields enables isomer separation at resolutions over 10,000, wich they demonstrate for isomers of disaccharides, phospholipids, and peptides.
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The following results are from maximizing each policy in isolation using En-ROADS v23.2.1 ​ Policy Temperature increase by 2100 Status quo scenario (no policy) 3.6 ºC (6.4 ºF) Maximally tax bioenergy 3.5 ºC (6.4 ºF) Highly reduced deforestation 3.5ºC (6.3 ºF) Very highly tax natural gas 3.5 ºC (6.3 ºF) High growth afforestation 3.5 ºC (6.2 ºF) Highly subsidize nuclear 3.5 ºC (6.2 ºF) Highly incen
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I'm not talking about the movie trope of putting on a headset and you are in the game feeling everything etc but something like the sims where you live in a town/map/world with 80-100 other simulated people, using AI which gives them personalities and can have conversations with the player. Also remember stuff that happens to them or that players do and they have real effects on the player's rela
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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. Weight-loss injections have taken over the internet. But what does this mean for people IRL? Over the course of the last year, so-called "miracle" weight-loss drugs have blown up across the internet. Although celebrity users have boosted their standing, they o
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In this episode we speak to Steven Laureys, a leading scientist in the Human Brain Project. He speaks about his research on consciousness, his early fascination with the human mind, and the importance of mindfulness. Laureys is also Director of the Coma Science Group at the University of Liège, and Research Director at the Belgian National Fund of Scientific Research. He is the author of ' The No
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Nature, Published online: 17 March 2023; doi:10.1038/d41586-023-00839-y GPT-4 has stunned people with its ability to generate human-like text and images from almost any prompt. Plus, the first 3D map of the odour receptor that lets us smell cheese, and how stem cells make a brain.
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Did UFO reporting increase during the pandemic? A group of researchers set out to answer that question, and recently published their results . Their hypothesis was two-fold, including the notion that people had more free time during the shutdown and perhaps spent more time out doors, and therefore had a greater opportunity to see anomalous things in the sky. I would add that more free time might
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The next president will almost certainly inherit some kind of peace in Ukraine. As the economist Herb Stein said, "If something cannot go on forever, it will stop." This war cannot go on forever, certainly not at its current intensity. It will stop or dwindle into a cease-fire, official or otherwise. The potential contenders for the 2024 U.S. presidential election talk about how to deal with the
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During Barack Obama's first term, the American right became fixated on the supposed threats of communism and socialism. At the time, it felt like another weird throwback trend from the Cold War, along with flared jeans, gated reverb , or Jell-O molds. The proximate causes were clear enough—huge government spending to bolster the economy (by, uh, bailing out banks, but whatever) and efforts to exp
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Much of the plot of Willa Cather's Death Comes for the Archbishop is lost to me, though I consider it one of my favorite books. I have a sense that it involves a young priest rising through the ranks of the Catholic Church as New Mexico is flooded by settlers, and I also know that—spoiler alert!—he dies at the end. But what remain indelible are two oddly mathematical vistas. In the novel's openin
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W hat with everything going on in the world, stewing over an obscure, century-old maritime law might seem odd. But the Jones Act really does warrant such consternation. It's not just a terrible law that hurts you, me, and everyone we know—especially if they live in Puerto Rico or drive to work on the East Coast. It's also a cautionary tale against government industrial policies, which can have un
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This article is from The Technocrat, MIT Technology Review's weekly tech policy newsletter about power, politics, and Silicon Valley. To receive it in your inbox every Friday, sign up here . There's been a quiet shift in the abortion fight in the US. Since the reversal of Roe v. Wade by the Supreme Court last June, laws that make most abortions illegal have passed in 13 states . Efforts to restri
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Män som utsatts för psykiskt våld upplever ofta stress, ångest och depression. De riskerar också sämre stöd eftersom de inte vill anmäla eller prata om våldet. Forskare bakom en studie beskriver situationen som en tyst epidemi. Inlägget dök först upp på forskning.se .
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Nature Communications, Published online: 20 March 2023; doi:10.1038/s41467-023-36996-x Resolving the stoichiometry of membrane protein interactions is challenging but is vital to understand cell signalling. Using lipid-bound DNA receptors as a model for membrane proteins, the authors present a platform to achieve stoichiometric, spatial and temporal control over their interactions.
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Nature Communications, Published online: 20 March 2023; doi:10.1038/s41467-023-36944-9 Sensitive and accurate approaches for protein detection have many potential applications. Here the authors show how engineered protein nanopore sensors, consisting of a monobody fused to a single-polypeptide nanopore, can be used for highly specific detection of proteins in complex biofluids.
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Nature Communications, Published online: 20 March 2023; doi:10.1038/s41467-023-36985-0 Efficient spatial targeting of interventions could reduce the spread of infections in transportation hubs. Here, the authors assess the optimal locations to target in Heathrow airport using disease transmission models informed by a contact network based on anonymised location data from 200,000 individuals.
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Guido Schmitz A journal editor who disdains anonymous concerns about research integrity has just seen an article in his journal retracted, thanks to the work of a pseudonymous sleuth. The paper at issue, " An experimental investigation into the effects of Cr2O3 and ZnO2 nanoparticles on the mechanical properties and durability of self-compacting mortar ," was published in 2015 in International Jo
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Long-tailed macaques at risk of being killed, or laundered or re-trafficked if returned to Cambodia, animal welfare groups say More than a thousand Cambodian monkeys at the center of a US government investigation into wildlife trafficking are at risk of being killed or returned to their country of origin, laundered and re-trafficked, animal welfare groups say. The monkeys' plight first came to li
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For many of us, it has been a cold and traumatic year. But, as one reader found, difficult times can lead to new and revolutionary ways of thinking Walking into the NHS clinic where I work as a psychotherapist, I saw that the daffodils by the path had finally flowered. My heart lifted: new life; spring springing; winter ending. But the change in the seasons may bring little relief to those whom t
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Michael Edenfield's doctor calls him the Incredible Shrinking Man. Between Thanksgiving 2021 and Christmas 2022, the 49-year-old aviation worker shed 129 pounds. Also gone: his sleep apnea machine, his high-blood-pressure medication, and a diuretic pill he had used to alleviate fluid retention in his legs. This is thanks to the only medication Edenfield takes today: Wegovy, a weight-loss drug he
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Däggdjur som blivit mindre eller större än sina släktingar löper större risk för utrotning. Det visar en stor studie av arter som lever på isolerade öar. Inlägget dök först upp på forskning.se .
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With half the world experiencing water scarcity for at least part of the year, the huge dams being built by some countries to boost their power supplies while their neighbors go parched are a growing source of potential conflict.
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Hey guys, Just came across this article in MarketWatch about the German startup Niostem ( https://www.marketwatch.com/press-release/niostem-the-revolutionary-solution-for-hair-regrowth-2023-02-20 ). They seem to be gaining momentum with news sites picking up their story – as their solution seems to be drug-free and non-invasive. I also checked on their website and saw that pre-orders are official
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In the future, robotaxis will become reality. What strategies do you think manufacturers will adopt? Will they produce and maintain the fleet for their own gain or will robotaxis be sold to us consumers so that we can generate income by managing the robotaxis? Also feel free to comment on what you think each of the EV manufacturers strategies will be. submitted by /u/RolfEjerskov [link] [comments
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Go ape with your brain The infinite monkey theorem states that if you let a monkey hit the keys of a typewriter at random an infinite amount of times, eventually the monkey will type out the entire works of Shakespeare. Today's puzzle involves a monkey typing out something a little shorter. Continue reading…
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To ease the plastics problem, new laws require companies to include recycled materials in their products. But enforcement will be difficult, experts say, without a reliable way to track these materials across a convoluted supply chain. A team in the U.K. is testing whether fluorescent dyes might help.
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Faecal transplants might help treat illnesses such as arthritis, diabetes and cancer. And one day it could be as simple as taking a pill made from a stranger's poo. Our writer volunteers a sample To my fellow travellers, I'm sure the package I'm carrying looks like a lunchbox. Circular, and dark blue, with a Tupperware-style lid, it is precisely the kind of vessel you'd transport a soup or salad
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A recent VICE story described a Telegram channel devoted to promoting veterinary ivermectin to treat autism. It has echoes of autism quackery going back at least to the use of MMS (a kind of bleach) to "cure" autism by eliminating "parasites." The post first appeared on Science-Based Medicine .
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Kan det regna fisk och grodor? Alltsedan antiken och ännu längre tillbaka förekommer berättelser om grodor eller fiskar som oförklarligt regnat ner från himlen. Plinius den äldre talar på 100-talet … Continued Inlägget dök först upp på Vetenskap och Folkbildning .
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New moon will be the thinnest of all crescents with just 5% of its surface illuminated A reward awaits those making their way home, or elsewhere, in the evening later this week. The chart shows the view looking due west from London at 18.50 GMT on Thursday 23 March. The tiny sliver of the new moon will sit between the brightly shining planets of Venus and Jupiter. The former will be high in the t
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I'm currently an undergrad majoring in cog sci with a focus on (psycho)linguistics and hearing. I really love the subject and I'm not entirely sure what to do with my degree, but I want to stick with my current focuses. My main contender right now for grad school is to go for audiology, but I'm also considering a PhD. Is a PhD lucrative, or a waste of my time? Are there better alternatives to cat
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I know wealth inequality is a problem that is set to get worse in the near term future and with automation and wealthy people hoarding resources, and technology to potentially fight back will we ever come to a somewhat equitable society within the United States? What do you think? submitted by /u/account1237890 [link] [comments]
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AI should be capable to look up every social media comment of any person and create an avatar based on the material. Maybe we could also add video. With enough data, any personality could be recreated in theory. submitted by /u/just-a-dreamer- [link] [comments]
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This is incredible. Never would I have thought that this would be possible today. It's basically a text-based version of The Matrix. I used GPT 4 to act as a text-based game creator so that I can play as an ensign on the Enterprise D. I'm living on the Enterprise and can interact with all the characters of TNG. I asked Ensign Ro Laren to dinner, but she declined as she wants to remain focused on
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This is a re-post from Yale Climate Connections by Sarah Wesseler Poor air quality is a long-standing problem in Los Angeles, where the first major outbreak of smog during World War II was so intense that some residents thought the city had been attacked by chemical weapons. Cars were eventually discovered to be a leading cause of smog, but they weren't the only ones. In 1978, the regional air qu
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