Evolution
A 236-million-year-old fossil challenges the story of mammalian live birth
Some cynodonts may have been giving birth to live young much sooner in evolutionary history than previously assumed. A new Frontiers in Mammal Science study has offered the first compelling evidence that cynodonts may have ...
2 hours ago
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Space Exploration
Satellite constellations could create spiraling space debris
To date, close to 30,000 satellites have been launched into Earth's orbit, leading to mounting concerns over the debris created when they collide. In a new analysis posted to the preprint server arXiv, Hugh Lewis of the University ...
11 hours ago
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Unsupervised free time increases the likelihood that adolescents will engage in violent behavior, 21-country study finds
A study involving more than 58,000 adolescents from 21 countries found that "unstructured free time"—defined as periods without adult supervision or activities guided by educational, cultural or athletic goals—is strongly ...
Social Sciences
7 hours ago
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Three supermassive black holes discovered in a single galaxy for the first time
An international team of astronomers led by the Max Planck Institute for Extraterrestrial Physics has identified three actively accreting supermassive black holes in the galaxy J0148-4214. Matter is falling into the black ...
Astronomy
16 hours ago
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A dying star offers a rare glimpse of how the universe recycles its raw materials
Astronomers have captured an unprecedented image of a cosmic recycling project in progress—fragments of a dying star being busted up, stripped and absorbed into interstellar space.
Astronomy
8 hours ago
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Space travel doesn't affect the strength of heart muscle cells, study finds
It's common to see images of astronauts on the International Space Station exercising, running on special treadmills and pedaling cycles designed for tight quarters.
Space Exploration
7 hours ago
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Famous oddball quasar isn't X-ray weak after all, astronomers say
For more than two decades, the quasar PHL 1811 has been considered the prototype of a rare class of "intrinsically X-ray weak" quasars, thought to produce unusually little X-ray radiation. But in 2024, the Einstein Probe ...
Personalized T-cell therapy eliminates detectable metastatic kidney tumor in adolescent after multiple relapses
Researchers and physicians at the Hopp Children's Cancer Center Heidelberg (KiTZ) and other leading cancer centers report an exceptional treatment outcome in an adolescent with an advanced, treatment-resistant kidney tumor. ...
Medical Xpress
9 hours ago
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7
Taking the stairs could cut risk of early death
Taking the stairs could help you live longer—according to new research from the University of East Anglia and the Norfolk and Norwich University Hospital. The study, published today, suggests that climbing stairs significantly ...
Medical Xpress
7 hours ago
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Vanillin flavoring in e-cigarettes disrupt human embryonic stem cell development, lab study finds
Vanillin, a common flavoring chemical in e-cigarettes, may disrupt the normal development of embryos in pregnant women who vape, according to a study published in Human Reproduction. The finding explains how vaping may be ...
Medical Xpress
7 hours 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
Extending AI architectures to address continuous scientific problems
An energy storage device designed to be recycled
Why AI may boost carbon emissions instead of cutting them
Green hydrogen goldmine: Discovery of a hidden energy source
How cement plants can remove CO₂ from the atmosphere
Younger, wealthier households are pulling ahead on AI's benefits
Google unveils latest Pixel phones with slimmer cameras and more AI features
Anthropic unveils AI watermarks to comply with EU law
Google's Gemini AI assistant reaches one billion users
Spotify to launch badge identifying AI music
Should people marry AI agents?
How scandium can improve the durability of sodium-ion battery electrodes
Ultrafast flash Joule heating significantly reduces MXene manufacturing time
MXenes are two-dimensional materials made of very thin layers of metals, measured on the atomic scale. They conduct electricity well and have surfaces that can easily interact with other materials, making them excellent candidates ...
Nanomaterials
7 hours ago
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A timed liver signal may boost fat breakdown, pointing to potential metabolic treatments
What if one of the keys to a healthier metabolism is understanding how and when the liver communicates with the rest of the body?
Medical Xpress
7 hours ago
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6
Severe weather now a key predictor of where bird species occur in North America
Scorching heat waves, severe cold snaps and other extreme weather events are limiting where species can exist—and affecting biodiversity estimates—for more than 500 North American bird species, according to a new, Yale–led ...
Ecology
9 hours ago
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28
In vivo CRISPR screen identifies gene edits that strengthen CAR-T therapy against solid tumors
For patients with blood cancers like leukemia and lymphoma, the immunotherapy known as CAR-T cell therapy can be lifesaving. Doctors remove a patient's immune cells, called T cells, engineer them in the lab to better recognize ...
Medical Xpress
7 hours ago
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4
Graphene nanowrinkles could reshape electricity in future ultrathin devices
Rice University researchers have shown that tiny wrinkles in graphene can change the material's electrical properties, providing evidence for flexoelectricity, a phenomenon in which a material generates an electric charge ...
Nanophysics
8 hours ago
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7
Fast-moving wildfires may prevent western forests from recovering
The severe, drought-fueled fires now burning across much of the American West and Canada may be scorching forests so thoroughly that they cannot recover to the forests they once were, new research shows. A study by Colorado ...
Ecology
8 hours ago
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9
River shipping emits nearly one-quarter of global shipping CO₂, analysis finds
River and canal ships generate roughly a quarter of the world's shipping carbon dioxide emissions, according to new research published in Nature Climate Change. And that's despite the fact that these bodies of water make ...
Europe's worst medieval flood highlights risk of successive extreme events
New research involving the University of Liverpool has provided comprehensive insights into the largest flood event in Europe over the past millennium—the flood traditionally known as "St. Mary Magdalene's Flood" of 1342.
Earth Sciences
9 hours ago
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20
Recyclable glue bonds underwater in seconds and holds for years
Most glues need a dry surface to stick properly. Bonding materials underwater is challenging because water forms a thin film on any surface, so instead of an adhesive touching a material directly, it touches a layer of water, ...
Pain isn't the point: European viper venoms may have evolved to subdue prey
For many people, the fear of venomous snakes is linked to one thing: pain. Yet new research led by scientists at Bangor University suggests that, for Europe's vipers, at least, causing pain may never have been a driving force ...
Evolution
8 hours ago
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6
This South African river has a bacteria count off the charts: A natural filter is cleaning it for watering food gardens
Every day, millions of liters of polluted water flow through many South African rivers and disappear into the sea.
EU curbs on 'forever chemicals' in food packaging kick in
New EU restrictions on toxic substances known as "forever chemicals" in food packaging kicked in Wednesday, along with broader rules aimed at cutting packaging waste in the bloc.
AI‑designed viruses are a test of whether biosecurity can keep pace
Scientists have crossed an important line in biological engineering. In a recent study, researchers used artificial intelligence to design complete sets of genetic instructions for bacteriophages, viruses that infect bacteria. ...
What it's like to discover an ancient Egyptian tomb, and the race against time to preserve it
Looking inside a newly discovered ancient tomb for the first time is both exciting and terrifying. I was fortunate to experience this recently as director of an international research team carrying out fieldwork in the Theban ...
Putting out wildfires: How peat restoration has reduced fire risk in Indonesia's tropical forests
Peatland fires in Indonesia pose a major threat to habitats, wildlife and people. That risk is exacerbated by the country's periodic El Niño warming phases, which bring prolonged drought.
Greener processing cuts cost of novel material for water decontamination
University of Birmingham scientists who used green chemistry to make a next-generation metal-organic framework (MOF) for capturing heavy metals from wastewater have shown that it is cheaper and more resource-efficient to ...
Novel polymer membrane design improves high-purity hydrogen separation
In Nature Communications a research team led by Professor Tae-Hyun Bae of the KAIST Department of Chemical and Biomolecular Engineering introduced hydrogen-selective transport pathways at the angstrom scale inside polymer ...
A $10 soil test goes global with virtual reality training for farmers
Last year, we described Agrilo, an affordable "colorimetric" soil-testing system developed through research at MacEwan University. Using a smartphone camera to interpret color changes, Agrilo measures soil nutrients and can ...
An open-source tool for automated consolidation of lipid data
In collaboration with the University of Vienna, the Technical University of Munich (TUM), and Heidelberg University, researchers at the TUD Dresden University of Technology have developed an innovative tool that significantly ...
Cutting traffic pollution alone could worsen Taiwan's haze
Taiwan's air has gotten measurably cleaner over the past decade, yet in many towns the hazy, milky-white sky that blurs mountains and city skylines has not cleared at the same pace. A research team led by Prof. Ta-Chih Hsiao ...
Negotiation is a routine part of daily life, not a rare high-stakes event
Many people think of negotiation as something reserved for salary talks, car purchases, or business deals: infrequent, high-stake encounters most people would rather avoid. A new study shows that this assumption is misleading. ...
Study demonstrates that restricting short-term rentals improves housing affordability
Municipal regulation of short-term rentals "is low-hanging fruit" that helps improve housing affordability, a new study by McGill researchers suggests. The research shows that rents were relatively lower in Canadian municipalities ...
Tourists rush to Mount Etna as Italian volcano erupts
Spectacular images of lava flowing down the slopes of erupting Mount Etna have drawn flocks of tourists to the Italian volcano—to the concern of local guides.
Credit ratings can shape corporate financial decisions
On the surface, credit rating agencies simply score a company's financial health. They look at a business's equity and debt and diagnose how risky it is for investors. They slap on a letter grade to show how likely it is ...
Skies darken as solar eclipse heads south from Arctic to Spain
One of nature's greatest spectacles—a rare total solar eclipse—cast its shadow on Wednesday, briefly turning day into night in Russia's remote Arctic north and western Iceland before heading toward mainland Europe.
Fertilizer made from local rocks could help feed hungry in Africa
Food insecurity is a major problem in many parts of the world, particularly Africa, where more than 300 million people regularly go hungry. Now, using the Canadian Light Source (CLS) at the University of Saskatchewan, researchers ...
Ancient penguin fossils offer new window into Antarctica's changing climate
A team of paleontologists from China University of Geosciences (Beijing) studying penguin fossils from Seymour Island off the Antarctic Peninsula have demonstrated how ancient bird bones can act as chemical archives of past ...
What if there's a star inside a black hole?
There is a question that often comes up at every public talk I do, and I have never had a good answer to it—well, not an entirely confident one. What's inside a black hole? The textbook reply is a singularity. Cross the event ...
Q&A: Deploying AI to create proteins never before seen in nature
The decades-old scientific quest to create brand-new proteins has been turbocharged in the era of artificial intelligence.
Engineered lipase could improve production of higher-value specialized lipids
Food and pharmaceutical manufacturers increasingly seek lipids with carefully controlled fatty-acid compositions. However, natural oils usually contain mixtures of closely related fatty acids, and conventional enzymes often ...
