General Physics
Mostly empty foam overturns assumptions of electron beam stopping
When physicists fire beams of fast electrons at materials, they often need to know exactly how much energy those electrons will lose as they travel through. Through new research published in Physical Review Letters, a team ...
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Earth Sciences
Methane fingerprints sharpen global emissions map, pointing to China, India and Central Africa
Atmospheric methane levels have surged to record highs in recent years and are projected to increase by as much as 13% by 2030, according to a report from the Climate & Clean Air Coalition. As scientists work to better understand ...
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Rivalry with neighboring groups may be a key driver of male size in primates
In many primate species, males are much larger than their female counterparts, which is generally attributed to male competition for mates (sexual selection). But bigger bodies may not just be about alpha males defeating ...
Laser treatment reshapes MOF pores, boosting CO₂ capture by up to 75%
A research team led by Hee-jung Lee, senior researcher at Korea Institute of Materials Science (KIMS), in collaboration with Professor Sunghwan Park of Kyungpook National University and Professor Mingyu Kim of Yeungnam University, ...
Analytical Chemistry
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Strange 500-million-year-old marine fossils reveal a feeding strategy that still shapes oceans today
More than 500 million years ago, during what is known as the Cambrian period, the seas and oceans on Earth were filled with a myriad of marine animals, many of which have now become extinct. This evolutionary burst in new ...
Identity traits sharply narrow who becomes friends or marries, model reveals
Our personal identity is composed of many dimensions, such as age, gender, ethnic background, or socioeconomic status. A research team led by Fariba Karimi from the Institute of Human-Centered Computing at Graz University ...
Mathematics
1 hour ago
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A marine-inspired sunscreen ingredient made by E. coli
How do fish survive relentless sunlight in the open waters without getting burned? They make their own natural sunscreen—and now, humans could be one step closer to using it too.
Cell & Microbiology
1 hour ago
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Thermal 'tug-of-war' enables memory with 66× lower energy consumption
Researchers have developed a memory technology that can store and retain data using almost no electricity by controlling spin states through temperature changes. The work, led by researchers from POSTECH and Chungnam National ...
Hardware
57 minutes ago
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Governments may shape what AI chatbots say by shaping the web they learn from
Ask an AI model the same political question in two different languages, and you may get two very different responses. A new study in Nature suggests one reason why: governments can indirectly influence large language models ...
Internet
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Too little sleep—and too much—associated with faster aging
An analysis of biological clocks throughout the human body suggests that too few hours of sleep—and too many—may speed aging in the brain, heart, lung, and immune system and is associated with a wide range of diseases.
Medical Xpress
1 hour ago
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The Future is Interdisciplinary
Find out how ACS can accelerate your research to keep up with the discoveries that are pushing us into science’s next frontier
Medical Xpress
Tech Xplore
GPS data reveal why pedestrians in Phnom Penh rarely walk the shortest route
The ionic path to all-solid-state batteries
Electricity could produce cement with almost no carbon footprint
Don't let AI give your eulogy
'I applied to be pope': Losing grip on reality while using ChatGPT
These optical sensors don't just see—they think fast enough to change surgery, space exploration and more
Electron transport emerges as new rule for lithium battery catalyst design
For most US drivers, EVs offer emissions benefits and cost savings
Why this low-voltage laser platform could reshape AR, VR and holographic displays
Design tweaks promote responsible AI use for environmental protection, research shows
Team identifies where renewable hydrogen delivers the greatest social benefit
Fire that scorched African mountain range was unprecedented in the last 12,000 years, research shows
In 2012, a wildfire ripped through 42 square kilometers of alpine moorland in Africa's Rwenzori Mountains, a range of glaciated peaks on the border of Uganda and the Democratic Republic of Congo. The blaze, which occurred ...
Earth Sciences
1 hour ago
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SNOR protein provides 'all-clear' signal for dormant cells to resume normal operations
It's a tough world for microbes. When resources grow limited and environments worsen, microbes have figured out ways to hunker down and go dormant until conditions improve.
Cell & Microbiology
1 hour ago
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Non-coding gene is linked to core social and behavioral traits in autism
A long-overlooked stretch of the human genome appears to play a distinct role in shaping the social and stereotypic repetitive behaviors that define autism spectrum disorder (ASD), without affecting learning or other cognitive ...
Medical Xpress
1 hour ago
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Honeybees teach drones how to navigate
It sounds like science fiction, but also strangely familiar: drones buzzing around, inspecting tomatoes in greenhouses, delivering your package or inspecting an industrial site. With all the talk about drone-swarms, development ...
Robotics
1 hour ago
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Fossil teeth from China uncover 400,000-year-old H. erectus ties to Denisovans
Scientists from the Institute of Vertebrate Paleontology and Paleoanthropology (IVPP) of the Chinese Academy of Sciences have uncovered new information suggesting a potential connection between Homo erectus and modern humans, ...
Evolution
1 hour ago
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3D atomic rearrangement creates 40,000 quantum defects in 40 minutes
It's been 37 years since scientists first demonstrated the ability to move single atoms, suggesting the possibility of designing materials atom by atom to customize their properties. Today there are several techniques that ...
Condensed Matter
1 hour ago
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Why heavier rain can mean less usable water as global warming intensifies
A Dartmouth study shows that annual rainfall in much of the world has consolidated over the past four decades into heavier storms with longer dry periods in between.
Earth Sciences
1 hour ago
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AI generates first complete models of proteins in motion
Many drug and antibody discovery pathways focus on intricately folded cell membrane proteins. When molecules of a drug candidate bind to these proteins, like a key going into a lock, they trigger chemical cascades that alter ...
Biotechnology
1 hour ago
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Signal-folding design helps neuromorphic chip slash AI energy use
Artificial intelligence systems, such as large language models (LLMs) and convolutional neural networks (CNNs), can analyze large amounts of data and rapidly generate desired content or identify meaningful patterns. However, ...
Atomic bands in two transition metal dichalcogenides hint at long-theorized quantum state
Insulators are materials in which electrons cannot move freely. Past theoretical studies predicted the existence of an unusual insulating state dubbed obstructed atomic insulator (OAI), in which electrons are localized inside ...
What a list of Black Death survivors reveals about the way people recovered from plague
In our research in the British Library's medieval collections, we have identified a previously unnoticed document that provides fresh insights into the survivors of the outbreak of plague known as the Black Death (1346–53).
Most people don't know what they don't know, but think they do
Do you know what the Apple logo looks like? Chances are, you think you do. It's ubiquitous and iconic. How could you not know it? But when tested, it turns out very few people can remember all the features of the logo. One ...
Bottom trawling is scraping oceans of wildlife
Bottom trawlers extract one-quarter of the world's fisheries catches by weight and raise significant ecological, economic and social concerns. Given that, you'd think there would be an answer to basic questions in fisheries: ...
Beluga calls deciphered to bolster conservation efforts
Alaska's Cook Inlet was home to nearly 1,300 beluga whales in the late 1970s, but today the population hovers around 300. Despite almost two decades of recovery work, the whales aren't bouncing back. The Cook Inlet belugas ...
Why global businesses are becoming quietly entwined with the military
Big corporations are not just influenced by governments anymore—they are being increasingly influenced by the military, according to a new study from the University of Surrey. The research, published in the Journal of World ...
Flu signals in wastewater offer an early warning for community outbreaks
Seasonal influenza can spread rapidly, and timely information on rising cases is essential for public health decisions and health care resource planning. However, conventional surveillance based on reported patients can lag ...
Were Martian tides strong enough to shape its ancient landscape?
You're an anaerobic microbe sunbathing on a Martian beach billions of years ago listening to the small waves hit the shoreline as you take in the perchlorates in the Martian regolith. This is because while Mars is warm and ...
Climate change is reshaping Europe's protected areas, and managers are adapting
New research shows how climate change is reshaping protected area management, though more funding and scientific knowledge are needed to facilitate the process. The Natura 2000 network, the world's largest network of protected ...
Barbell 'whip' may shape Olympic lifts more than lifters realize
In Olympic weightlifting, a single kilogram plate can be the difference between gold and silver. As much as possible, elite athletes must use everything they can to their advantage.
Predicting typhoon intensity using ocean surface temperatures
Every year in the West Pacific, as summer ends and September rolls around, typhoons are not far behind. Typhoons are the most impactful extreme weather events affecting Japan and East Asia, and due to climate change, extremely ...
Many Americans pessimistic about AI's impact—and want more regulation
As debate intensifies over data center construction and how to regulate artificial intelligence (AI), a new nationally representative survey finds that Americans are broadly pessimistic about the impact of AI and want more ...
A real 'intergenerational equity' budget would address our unceasing environmental decline
Last night, Labor unveiled a budget designed to tackle intergenerational equity in Australia through bold tax reform. It comes at a time when politics is consumed with the international shocks created by US President Donald ...
For veterinarians in training, AI helps instructors improve feedback
When third-year veterinary students at Cummings School of Veterinary Medicine at Tufts University step into the operating room to undertake their inaugural surgery, the energy in the room is palpable: there's excitement, ...
How the world's missing beetles could save the rainforest
Describing new species can take decades. But scientists are working to identify new ways to speed up our understanding of this hidden biodiversity. By looking at the genetic data of thousands of beetle species, our researchers ...
After winter storms, fires now threaten Portugal's forests
In a forest of pine and eucalyptus trees in central Portugal, chainsaws and diggers hum away clearing paths blocked by trees uprooted in winter storms, but the threat now is a high risk of summer fires.
A rare sanctuary in Congo looks after baby bonobos away from poaching threat
Micheline Nzonzi cradled a small and sleepy bonobo, an orphan whose life she will try to save over the next three years or so.
Ten years on, the Nagoya Protocol on sharing genetic resources is still confusing scientists—guidance now available
More than a decade after the Nagoya Protocol, which aims to fairly share the benefits of utilizing genetic resources, became law, microbiologists and other scientists still face practical challenges and confusion. A new guide ...
Image: Australia's cloudy beauty
It's autumn in the Southern Hemisphere, which means it's fog season in the Victorian Alps. NASA's Terra satellite captured this view of morning fog filling valleys in several national parks across the mountains of eastern ...
Why was an Egyptian mummy stuffed with a fragment of Homer's Iliad?
Archaeologists have found something unexpected inside a 1,600-year-old Roman-era Egyptian mummy: a fragment of Homer's Iliad. It wasn't placed beside the body, but inside the mummy's abdomen. But the real surprise isn't just ...
Iodine deficiency is creeping back. Vegans, vegetarians and pregnant women are most at risk
Iodine deficiency is often seen as a problem of the past, but this isn't entirely true. During the 20th century, the iodization of salt became one of the most effective public health interventions for preventing conditions ...
