Materials Science
'Goldilocks size' rhodium clusters advance reusable heterogeneous catalysts for hydroformylation
Recent research has demonstrated that a rhodium (Rh) cluster of an optimal, intermediate size—neither too small nor too large—exhibits the highest catalytic activity in hydroformylation reactions. Similar to the concept ...
4 hours ago
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24
NASA's Juno measures thickness of Europa's ice shell
Data from NASA's Juno mission has provided new insights into the thickness and subsurface structure of the icy shell encasing Jupiter's moon Europa. Using the spacecraft's Microwave Radiometer (MWR), mission scientists determined ...
Astrobiology
9 hours ago
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3
Higher water levels could turn cultivated peatland in the North into a CO₂ sink
In its natural state, peatland is one of the largest carbon stores in nature. This is because the soil is so waterlogged and low in oxygen that dead plant material breaks down very slowly. The plants do not fully decompose ...
Earth Sciences
9 hours ago
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66
From stellar engines to Dyson bubbles, alien megastructures could hold themselves together under the right conditions
New theoretical models have strengthened the case that immense, energy-harvesting structures orbiting their host stars could exist in principle in distant stellar systems. With the right engineering precautions, calculations ...
Long COVID brain fog far more common in US than India and other nations, study finds
Patients with long COVID-19 in the U.S. report far higher rates of brain fog, depression and cognitive symptoms than patients in countries such as India and Nigeria, according to a large international study led by Northwestern ...
Medical Xpress
1 hour ago
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Scientists grow specialized nerve cells that degenerate in ALS and are damaged in spinal cord injury
Researchers have developed a way to grow a highly specialized subset of brain nerve cells that are involved in motor neuron disease and damaged in spinal injuries. Their study, published today in eLife, presents fundamental ...
Medical Xpress
6 hours ago
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27
Antibody-producing immune cells can help shape cancer immunotherapy
Scientists at the Icahn School of Medicine at Mount Sinai have identified an important immune response that helps explain why some cancer patients benefit from immunotherapy while others do not.
Medical Xpress
6 hours ago
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Researchers identify genetic blueprint of mania in bipolar disorder
For the first time, researchers at King's College London and the University of Florence have identified the specific genetic blueprint of mania, the defining feature of bipolar disorder. Bipolar disorder is one of the most ...
Medical Xpress
6 hours ago
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23
Lab-grown organoids reveal how glioblastoma outsmarts treatment
UCLA scientists have developed advanced miniature 3D tumor organoid models that make it possible to study glioblastoma tumors in a setting that closely mirrors the human brain, shedding light on how the aggressive cancer ...
Medical Xpress
7 hours ago
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3
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
Long COVID brain fog far more common in US than India and other nations, study finds
Antibody-producing immune cells can help shape cancer immunotherapy
Scientists develop first gene-editing treatment for skin conditions
Health care workers in war zones: How the built environment actively reshapes trauma
3D chip platform enables animal-free testing in cancer research
Leftover COVID spike fragments kill crucial immune cells but are less deadly in omicron
Magnetic pulses to the brain emerge as low-cost lifeline for depression
Combined patient and clinician nudges increased flu vaccination rates by 28%
Key to human intelligence lies in how brain networks work together, neuroimaging study suggests
Tech Xplore
Low-cost system turns smartphones into emergency radiation detectors
'TransMiter' technique transplants learned knowledge between AI models
New method helps explain how solar cells can repair themselves using sunlight
Ikea is testing a digital Roblox experience
Amazon is closing its Fresh grocery and Go convenience stores
Climate-tailored housing designs cut energy use across Japan's diverse regions
Microsoft unveils latest AI chip to reduce reliance on Nvidia
Micron builds $24 bn Singapore chip fab as AI demand soars
Self-powered electronics: Organic semiconductors achieve both light emission and energy harvesting
Sleeping without pillows may lower harmful high internal eye pressure in people with glaucoma
Sleeping without pillows may help lower high internal eye pressure, the build-up of which causes optic nerve damage and glaucoma—the leading cause of irreversible blindness worldwide—in people with the condition, suggests ...
Medical Xpress
7 hours ago
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26
Tornado-forecast system can increase warning lead times, study finds
Researchers at the University of Kansas have shown the National Severe Storms Laboratory's Warn-on-Forecast System (WoFS) has potential to help weather forecasters issue warnings to emergency managers and the general public ...
Earth Sciences
7 hours ago
0
65
America's measles problem: Mapping vaccination coverage gaps
Icahn School of Medicine at Mount Sinai and Boston Children's Hospital researchers are issuing a warning about a measles resurgence in the U.S. occurring despite the availability of a safe and effective measles-mumps-rubella ...
Amazon Leo satellites exceed brightness limits, study finds
Seeing a satellite zip across the night sky can be a fascinating sight. However, what may be spectacular for people on the ground is becoming a major problem for astronomers. A new study published on the arXiv preprint server ...
Scientists develop technique to identify malfunctions in our genetic code
An international team of researchers including scientists from The Australian National University (ANU) have developed a way to reveal the smallest of malfunctions in the biochemical machinery that makes proteins in our bodies. ...
Biotechnology
8 hours ago
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22
The Great Mongolian Road: Japanese Imperial Army maps reveal first detailed documentation
In a study published in the Journal of Historical Geography, researchers Dr. Chris McCarthy and his colleagues have documented, for the first time, the Great Mongolian Road, a major yet understudied east-west caravan route ...
Acetaminophen and ibuprofen safe in first year of life, study finds
A new study supports the safety of the common painkillers acetaminophen and ibuprofen in the first year of life, and finds no link to eczema or bronchiolitis, a common respiratory illness.
Medical Xpress
7 hours ago
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0
Molecular seal strengthens perovskite solar cells, while pushing efficiency to 26.6%
Perovskite solar cells (PSCs) are known for their impressive ability to convert sunlight into energy, their low production costs and their lightweight design. They may well be the rising stars of renewable energy, but they ...
16 years of brain scans reveal the cerebellum's crucial role in human language
The cerebellum, often called the little brain, plays a much bigger role in language processing than once believed. Located at the base of the brain, the cerebellum has long been thought to be mainly responsible for motor ...
Foundation AI models trained on physics, not words, are driving scientific discovery
While popular AI models such as ChatGPT are trained on language or photographs, new models created by researchers from the Polymathic AI collaboration are trained using real scientific datasets. The models are already using ...
Computer Sciences
10 hours ago
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16
Donkeys are a common sight in northern Namibia. What colonial history has to do with it
Donkeys are an unassuming yet ubiquitous presence in northern Namibia. They traverse sandy village roads, pull carts stacked with firewood, and graze freely along the northern edge of Etosha National Park.
Climate change made Australian heat wave 5 times more likely
Human-induced climate change made the intense early January heat wave in Australia five times more likely, according to a new analysis by World Weather Attribution.
Asteroid 2024 YR4 has a 4% chance of hitting the moon. Here's why that's a scientific goldmine
There's a bright side to every situation. In 2032, the moon itself might have a particularly bright side if it is blasted by a 60-meter-wide asteroid. The chances of such an event are still relatively small (only around 4%) ...
Government funding for AI jobs did not produce more jobs, research finds
Artificial intelligence is reshaping how companies operate, but it may not translate into more job creation, according to new research.
NASA's Artemis II crewed mission to the moon shows how US space strategy has changed since Apollo
When Apollo 13 looped around the moon in April 1970, more than 40 million people around the world watched the United States recover from a potential catastrophe. An oxygen tank explosion turned a planned landing into an urgent ...
Engineering and the quest for peace: Experts challenge profession to move beyond weapons and defense
Engineering can create weapons systems or systems for defense and well-being. But can engineering create peace? In a Perspective, Guru Madhavan and colleagues propose an expansive mode of engineering practice that seeks to ...
Brain enzyme shapes branched sugar chains linked to nerve health
Gifu University scientists have uncovered how a brain-specific enzyme reshapes protein-linked sugar chains to facilitate the formation of complex glycans essential for normal brain function. These insights could inform future ...
Chicago's Brookfield Zoo leads effort to protect polar bears as Trump opens Arctic refuge to oil drilling
Shortly after her arrival last fall, Amelia Gray met Hudson, and the pair hit it off immediately. They touched their noses together in greeting and chuffed—a soft, breathy, snorting sound that signals affection or reassurance. ...
Q&A: Within 5 years, AI could independently propose and test scientific hypotheses
EPFL professor Robert West and invited professor Ágnes Horvát discuss how the rise of AI is transforming the dissemination and production of scientific knowledge.
Oversalting your sidewalk or driveway harms local streams and potentially even your drinking water
Snow has returned to the Philadelphia region, and along with it the white residues on streets and sidewalks that result from the over-application of deicers such as sodium chloride, or rock salt, as well as more modern salt ...
The HWO must be picometer perfect to observe Earth 2.0
Lately we've been reporting about a series of studies on the Habitable Worlds Observatory (HWO), NASA's flagship telescope mission for the 2040s. These studies have looked at the type of data they need to collect, and what ...
Review finds digital tools alone do not improve finances without motivation and agency
Digital payments, online banking, investment apps, and automated credit assessments have become routine parts of our everyday financial lives. A study in the International Journal of Business Information Systems argues that, ...
Green H₂ from water splitting via unique two-dimensional photocatalysts
Over the past 20 years, green hydrogen produced using sunlight has gained considerable attention as a promising pathway toward a low-carbon future. Among the various solar-driven methods for H2 production, the photocatalytic ...
Communicating about quantum: Explanations improve understanding but reduce confidence
Quantum technology has the potential to transform society. But how can you effectively inform the public about such complex and enigmatic science and technology? Ph.D. candidate Aletta Meinsma explored this.
A peek inside the clockwork that drives embryonic body patterning
The architecture of the body is not encoded as a formal blueprint; rather, it's the tightly orchestrated activation and deactivation of genes that coordinate body development. Many of these processes are not fully understood, ...
Mountain snow forecasting tool aims to refine water availability predictions
A new tool developed by Washington State University researchers could someday provide daily or weekly forecasts of water availability in the mountains similar to a weather forecast that agencies could use for important water ...
Shaky numbers on unlicensed online gambling may mislead policymakers
Estimates of unlicensed online gambling in the Nordic countries vary widely and are often based on non-transparent data sources. This is shown by a new scoping review published in PLOS ONE. Led by researchers from, among ...
What to know about America's colossal winter storm
A deep freeze is gripping large swaths of the United States after a monster storm killed dozens of people from the Northeast to the Deep South, knocked out power to hundreds of thousands and sent air travel into chaos.
How to assess microplastics in our bodies? Scientists have a plan
How many tiny pieces of plastic are currently inside your body? A series of headline-grabbing studies in the last few years have claimed to have found microplastics throughout human bodies—inside blood, organs and even ...
'Doomsday Clock' moves closer to midnight over threats from nuclear weapons, climate change and AI
Earth is closer than it's ever been to destruction as Russia, China, the U.S. and other countries become "increasingly aggressive, adversarial, and nationalistic," a science-oriented advocacy group said Tuesday and advanced ...
