Evolution
Protein-building RNA molecules reveal possible remnants of an ancestral genetic code
The genetic code determines the correspondence between genetic instructions and amino acids—the building blocks that form proteins. How this correspondence arose is one of the major open questions in evolutionary biology. ...
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Planetary Sciences
Earth's 'core carbon' may have come from the far reaches of the solar system
A new study suggests that most of Earth's carbon originated in the outer solar system and didn't arrive here until the late stages of planetary development. The study, led by researchers at Yale and Columbia, is based upon ...
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Scientists discover new way to control magnetic waves for future quantum technologies
Researchers at the U.S. Department of Energy's (DOE) Ames National Laboratory have discovered a way to control the handedness of magnons, tiny magnetic waves that can carry information through materials. By changing the material's ...
Condensed Matter
10 minutes ago
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New approach boosts plastic-eating enzyme's activity nearly tenfold
Researchers from King's College London and Rutgers University in New Jersey created a modified enzyme (a protein that speeds up chemical reactions) that breaks down polyethylene terephthalate (PET) plastic 10 times quicker, ...
Biochemistry
50 minutes ago
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Webb's controversial 'little red dots' may finally have an explanation
Astronomers may have solved one of the biggest mysteries uncovered by NASA's James Webb Space Telescope (JWST), using sophisticated simulations to show that enigmatic objects known as "little red dots" (LRDs) are likely the ...
Astronomy
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Two new howler monkey species discovered in the Amazon after 85 years
Genetic research has uncovered two previously unknown species of howler monkey living in the Amazon rainforest, confirming the world's largest tropical forest is more biodiverse than scientists thought.
Plants & Animals
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What university campus sewage can reveal about the effects of exam stress
It is not often that scientists take a keen interest in the sewage produced by students. But a study of wastewater from a university campus in Australia is revealing insights into how exam stress affects the body that traditional ...
Three-week Arctic operation shows blood products can survive harsh transport conditions and remain transfusion-ready
Getting blood products for transfusions to a battlefield in Canada's High Arctic is feasible but complex, according to newly published research in the journal Transfusion.
Medical Xpress
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Brain stimulation reveals how language networks adapt in real time to disruption
When an important area of the human brain involved in language processing is temporarily disrupted, other areas of the brain take over much of its work. Researchers at Leipzig University and the Max Planck Institute for Human ...
Medical Xpress
10 minutes ago
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Tiny sensor could track blood pressure continuously without inflatable cuff
A tiny sensor could one day measure blood pressure continuously, comfortably and accurately without an inflatable cuff. The device was developed by professors Amir Rosenthal and Daniel Lange of the Technion's Andrew and Erna ...
Medical Xpress
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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
Tuning giant surface potential in OLEDs can improve efficiency and lifespan
Germany's Infineon says AI data center buildout won't slow
Radar wristband turns your arm into a smartwatch trackpad
Five things to know about Anthropic
Hybrid system could make cooling AI data centers cheaper and more efficient
A new modeling approach could make it easier to predict home energy use
AI100 report: AI has entered the mainstream and is reshaping society
How China gets the Nvidia chips it needs to develop AI
Australia to adopt 'mandatory' AI safeguards
Data centers need power—lower-income rural residents pay the price
Archives reveal how climate memories may reset with each generation
The collective memory of floods and droughts influences where people settle, how they build and how they prepare for the next climatic extreme. Over decades, that memory can fade, and communities may return to places that ...
Environment
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Gravitational waves hint at black holes born from failed supernovae
When the most massive stars in the universe die, they often detonate in fiery supernovae, dramatically blasting most of their matter into space. The remaining stellar cores collapse into neutron stars and, sometimes, black ...
Astronomy
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Repeatable laser measurements reveal 'forbidden' vibrations in single molecules without destroying them
The possibility of controlling "forbidden" excitations of vibrations in molecules could form the basis of extremely accurate clocks, quantum bits and precise tests of the fundamental laws of physics. Researchers at the University ...
General Physics
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Purple bacteria turn CO₂ and other industrial waste products into valuable supplement ingredients
Scientists are always on the lookout for more efficient ways to make useful products and ingredients. Now, researchers from the University of Valladolid in Spain have successfully used a type of purple bacteria to make CoQ10 ...
World's most sensitive lab-based axion search presents its first results
Physicists at the ALPS II collaboration have reported the first results from the Any-Light-Particle-Search (ALPS) II experiment: the most sensitive instrument of its kind in the search for hypothetical "axions." Headed by ...
Airborne imaging explores a mosaic of thawing permafrost
Permafrost in many of Earth's northern regions is thawing, a process that unlocks greenhouse gases, threatens infrastructure, and could alter landscapes and ecosystems. The Arctic and subarctic are vast, and gaining a comprehensive ...
Earth Sciences
2 hours ago
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Egyptian cats meant for the gods led harsh lives, extensive museum collection reveals
More than 2,000 years ago, Egyptians offered cats to the gods. Now, a new study published in the Journal of Archaeological Science suggests that even cats destined for the gods did not necessarily live pampered lives.
Deep reefs provide corals little refuge from extreme ocean heat
Once regarded as potential safe havens for corals in a warming climate, deep reefs, which lie at depths between 90 and 150 meters (295 and 490 feet), are no longer sheltered from increasingly intense marine heat waves, according ...
Earth Sciences
2 hours ago
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What a 99-million-year-old feather is telling us about the evolution of flight
Long before birds took to the skies, dinosaurs were already sporting feathers. But exactly how they evolved into the sophisticated structures that allow birds to fly remains something of a mystery. Now, the discovery of the ...
Archaeological trap: Fish can make skeletons appear hundreds of years too old
The Danish town of Svendborg was once home to a Franciscan monastery. As at other monasteries in Denmark, it was considered highly prestigious to be buried as close to the monastery church as possible, preferably inside the ...
Archaeology
2 hours ago
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When a Walmart closes, what happens to nearby stores?
Shoppers often greet the closure of a Walmart with dismay, while competitors find cause to celebrate.
AI use is now universal in higher education. Why are universities failing to adapt?
Artificial intelligence use among university students is now near-universal in many countries. Yet, as of a year ago, fewer than one in five universities in a 90-country UNESCO survey had a formal AI policy.
Financial institutions tout sustainability while still funding high-carbon projects, review finds
A review published in the International Journal of Managerial and Financial Accounting on the subject of greenwashing in financial services has found that financial institutions often claim environmental responsibility while ...
Protein tails help shape mosquito cell-to-cell channels
Cells share small molecules with their neighbors through tiny tunnels made of proteins arranged in a ring. Research at Nagoya University suggests that the tails of the proteins must link up to form an inner ring for the tunnel ...
A new method for tracking climate change and air pollution
Two papers by Prof. Thomas A. Weber develop a rank-based method to track environmental change. They apply the idea to follow Geneva's warming climate, and generalize the approach to quantify shifts in spatial air-pollution ...
When the definition of sexual consent gets stretched
Men in treatment for domestic violence have an elastic view of what constitutes consent in their partner, an UdeM study has found.
Reef biodiversity accounting to help scale up restoration
To encourage new investments in more effective reef restoration activities, Australian scientists are recommending a new way of measuring biodiversity on coral reefs. A team of Australian environmental scientists led by James ...
Leader still means man, and language does not change that, according to study
Can gender-inclusive language weaken the deeply ingrained stereotype that a political leader is a man? A recent international study, conducted in 42 countries and involving researchers from SWPS University, shows that introducing ...
Study finds links between bacteria in wastewater and chronic disease
Bacteria found in wastewater may provide clues about community health, including rates of chronic disease, health behaviors and social conditions, according to a recent study from The Ohio State University.
Free-to-air TV failures add to data costs for remote Australian First Nations households
Almost two in three respondents surveyed in Australia's remote First Nations communities did not have working free-to-air television, a study has found.
Q&A: 'AI has become a major force shaping our world,' says expert
Artificial intelligence is reshaping research, economies, and everyday life at a remarkable speed. In this interview accompanying the new AI100 report, Iyad Rahwan reflects on the rise of generative AI, the growing concentration ...
Ph.D. completion depends on reciprocal mix of candidate, supervision and institution, review finds
Low Ph.D. completion rates remain a challenge in higher education, reflecting a complex interplay of individual, supervisory and institutional factors. Despite extensive research, few reviews have investigated the factors ...
A net to protect against the world's deadliest animal—the mosquito
When people talk about the world's deadliest animal, many think of sharks, alligators or lions. But in reality, it is a small, unassuming—yet all the more annoying—insect: the mosquito. Worldwide, more than 700,000 people ...
Southern hairy-nosed wombat found to deliver key environmental benefits
The southern hairy-nosed wombat, a species long persecuted by farmers in South Australia, has been found to deliver key environmental benefits, and researcher Dr. Ruth Norris believes it warrants urgent protection.
Tiny solar whirlpools may hold the secret to the sun's blistering corona
For the second time in a few weeks, we're writing about research into the temperature gap between the sun's surface and its corona. More and more data from various missions continue to feed this wave of discovery. A new paper ...
Q&A: Exploring generative AI's impact on student thinking during programming and debugging
The doctoral dissertation of Yazid Albadarin, MSc, entitled "Capturing the impact of generative AI on higher-order thinking, creativity, and cognitive dynamics during debugging" will be examined at the Faculty of Science, ...
Severe ocean risks threaten food prices, pensions and global economic resilience
Ocean risks are already severe and worsening, with the potential to become catastrophic without a change of course, according to a new report from the Institute and Faculty of Actuaries (IFoA), the University of Exeter and ...
Researcher uses AI to predict probabilities for chemical processes
Quantum chemistry can be used to calculate the probabilities of which chemical processes will occur. This involves a great deal of programming work. Dr. Michael F. Peintinger from the Mulliken Center for Theoretical Chemistry ...
Finland's white-tailed eagle success story: What long-term data reveal about recovery
The white-tailed eagle (Haliaeetus albicilla) was once a rare species in Europe due to persecution and pollution. Thanks to legal protection and cleaner environments, many populations have been increasing.
Changing magnetic dimensionality boosts spin-wave frequency in Cr₂₋δTe₂
Magnons are quasiparticles that represent quantized spin waves in magnetic materials. They can carry information without moving electric charge, making them promising for future information technologies that could use less ...
