Social Sciences
Young infants see saliva sharing as a sign of a close bond, experiments suggest
Imagine you're an infant. Just a few months in the world, trying to gather your faculties, testing gravity—you're pretty helpless and fully reliant on the people around you. As a result, one of your primary tasks as a new ...
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Evolution
Hydrothermal vents supply a geochemical precursor of ATP that could have powered early life
Where did the energy come from to power the chemical origin of life, and how did phosphate come to be the universal energy currency of cells? Biologists from the Institute of Molecular Evolution at Heinrich Heine University ...
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A gamma-ray burst's engine stayed active for nearly a month, breaking the previous record
Astronomers have observed the longest-lasting central engine activity ever recorded from a gamma-ray burst. The burst occurred at a redshift of 0.8577, and the activity lasted about 27 days in the burst's own rest frame—around ...
Meet the long-legged giants that light up the deep ocean
Thousands of meters below the waves off Australia's east coast, far beyond where sunlight can reach, a stunning light show takes place in the dark. The cause? Two species of long-legged creatures emitting a blue glow.
Hydra loses its immortality after cold triggers switch to sexual reproduction
The freshwater polyp Hydra oligactis is essentially immortal and reproduces asexually by cloning itself. Except when it gets too cold: then the animal switches to sexual reproduction, begins to age, and eventually dies. A ...
Plants & Animals
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Newly available satellite data show just how flawed some river models can be
"Is there enough water? What's happening with climate change? How do I operate my hydro plant? In a world of water problems, there are problems that we need a good model to solve," says Colin Gleason, a hydrologist in the ...
Earth Sciences
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Flexible protein gate controls access to mitochondrial folds, simulations suggest
Twenty-four hours a day, seven days a week, mitochondria in our cells churn out energy from the food we eat, which keeps our bodies functioning. Much of this work happens along cristae—deep pockets in the mitochondria's inner ...
Cell & Microbiology
2 hours ago
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Richer people have an edge when it comes to getting national park permits
Many outdoor enthusiasts have spent hours in front of a computer, racing to reserve a campsite, backpacking permit or national park entrance ticket. A recent study suggests that the way these reservation systems are designed ...
Environment
2 hours ago
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Hit songs fade faster from the Billboard charts than albums
Favorite songs can stay with us for a lifetime, but their shelf life on the music charts is fleetingly short. Tracks that shoot up the U.S. Billboard charts may flood the airwaves for a short while, but just a few weeks later, ...
AI techniques behind image creation improve flash flood forecasts across U.S. river basins
A flash flood can devastate a community for years in a matter of minutes. These disasters account for roughly 85% of floods and cause thousands of deaths annually worldwide, with water levels capable of shooting up 30 feet ...
Earth Sciences
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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
Agentic AI turns simple language into self-guided X-ray scans of microelectronics
Atomically thin transistors could transform computing by surpassing silicon's switching limit
How to head into VR without wearing a headset
In rain and darkness, how should self-driving cars trust their sensors?
New index preserves AI search accuracy as records are added and deleted
France's Mistral unveils latest model in sovereign AI push
Can scientists build a lie detector for AI chatbots?
Grappling with 'homework scams,' US universities shun AI detectors
'Reckless' AI firms can't control models, says whistleblower
Tires instead of a plug: Electric buses that charge during operation
Engineered steel could damp vibration in harsh industrial environments
Should quitting smartphones be this hard?
Does the gender pay gap extend to AI? Research finds female AI agents 'paid' less
Diet alone cannot explain differences in gut bacterial communities
Why do the gut microbiomes of people from industrialized and nonindustrialized regions differ? A study by the Helmholtz Center for Infection Research (HZI) in collaboration with the European Molecular Biology Laboratory (EMBL), ...
Ecology
2 hours ago
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Shape-shifting sensory cells may help insects process visual information with less delay
Anyone who has ever tried and failed to swat a fly has experienced the speed of a tiny nervous system. Now, a new review brings together evidence that its secret lies partly in microscopic movements and shape changes within ...
Plants & Animals
2 hours ago
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X-ray technique reveals how quantum materials respond to laser pulses in real time
Creating a quantum device often begins by intentionally damaging a crystal. Scientists fire an ultrafast laser pulse into a material, knocking atoms out of place and leaving behind tiny imperfections called vacancies. Far ...
Optics & Photonics
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Reading beyond the peaks: Optical analysis decodes spectral complexity in twisted semiconductor layers
A study from the Research Center for Materials Nanoarchitectonics (MANA), one of the centers under the National Institute for Materials Science (NIMS), presents a new method to reveal hidden material disorder reflected in ...
Nanophysics
3 hours ago
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Viewing honey bee colonies as superorganisms could reshape beekeeping practices
A new study seeks to challenge the conventional view of a honey bee colony. Viewing colonies as superorganisms redefines the fundamental biology of the honey bee colony. These insights may have implications for modern beekeeping.
Plants & Animals
3 hours ago
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How AI could help predict and explain water levels in the Great Lakes
In January 2013, Lake Michigan reached its lowest water level on record. Seven years later, in the summer of 2020, it broke the opposite record with widespread flooding, eroded shorelines and closed lakeside roads.
Earth Sciences
3 hours ago
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New chip-based frequency combs demonstrate potential for portable atomic clocks
The world would look radically different without rulers and measuring tapes that fit into a pocket. Carpenters, fashion designers and engineers rely on these trusty tools to check the size of everything from a wooden board ...
Optics & Photonics
3 hours ago
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Tiny channels between plant cells respond to wound alerts through hydrogen peroxide bursts
When a person falls and gets a cut or a scrape, they often use hydrogen peroxide to clean the wound. This molecular compound is also produced within our cells, helping our immune system build its defenses against harmful ...
Cell & Microbiology
4 hours ago
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Stretching boosts thermal and electrical conductivity in new nanocomposite
A joint research team led by professors Seunghyun Baik and Joonmyung Choi from the School of Mechanical Engineering at Sungkyunkwan University (SKKU) has developed a new nanocomposite material whose electrical and thermal ...
Nanophysics
4 hours ago
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El Niño and tropical Atlantic warming could offer early warning of extreme heat in the Amazon
El Niño and warming in the tropical Atlantic could help provide advance warning of extreme heat in the Amazon, with some signals appearing as much as seven months earlier, new research has found. Researchers from the ARC ...
Earth Sciences
4 hours ago
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Crystal alignment explains why magnesium alloy plates resist ballistic impacts better in one direction
Magnesium (Mg) alloys offer a pathway to lighter, more efficient aerospace and defense structures because of their low density, high specific strength and excellent damping capacity. However, their hexagonal close-packed ...
Clearer air does not always signal lower harmful potential from particle pollution
Fine particulate matter (PM2.5) is commonly associated with both health concerns and poor visibility. However, these two effects do not necessarily improve or worsen at the same time.
Researchers uncover the key to driving employee support during organizational changes
When organizations undergo major shifts, such as restructuring or adopting new working systems, employees often face uncertainty about how to understand and respond to those changes.
Tetrahedral iron can help clays exchange electrons about ten times faster
Smectites are clay minerals that can contain large amounts of structural iron. Unlike iron oxides, they do not dissolve when their iron is reduced, so they can be reduced and reoxidized many times. This makes them a recyclable ...
Highly sensitive biosensor enables rapid detection of cerebrospinal fluid leaks
A research team has developed a highly sensitive electrochemical biosensor capable of rapidly and accurately diagnosing cerebrospinal fluid (CSF) leaks that may occur following head surgery or trauma. The team established ...
Which eggplant farming practices pay off?
Fabrice Diangoné Bi Tra, a doctoral student in the 100 Ph.D.s for Africa program of the UM6P-EPFL Excellence in Africa initiative, has published a new study in Agriculture.
Mathematical model makes image encryption more resilient to real-world uncertainty
In today's digital world, everything from medical images and financial records to personal photos and secure communications depends on encryption systems that can protect sensitive information. But real-world technologies ...
The ick: The psychology of why a romantic partner can suddenly repulse you
Ever felt a sudden wave of cringe toward someone you were into—all because they wore questionable shoes or chewed a bit too loudly? Congratulations, you've caught "the ick."
NASA's Curiosity rover catches stunning Martian dawn
A newly released panorama captured by NASA's Curiosity rover offers the most detailed view yet of distant, wind-carved Martian cliffs, highlighting features the mission's scientists have long been waiting to see up close. ...
New Zealand's native plant seeds may survive wildfires
Mākaka (native broom) and kōwhai seeds might be able to survive the heat of fires, new research shows. Scientists heated native and exotic seeds in a lab oven to temperatures they may face in the soil during a fire, expecting ...
From food to fuel, AI helps pinpoint how to grow 'microalgae' at scale
Microalgae (microscopic organisms that use light and carbon dioxide to grow) can be used to make ingredients and food for animals, pigments and potentially renewable fuels. But growing microalgae efficiently at an industrial ...
How cultural background shapes our perception of dance
An international research team led by scientists from the Max Planck Institute for Empirical Aesthetics (MPIEA) in Frankfurt am Main, Germany, conducted an in-depth study of our experiences when watching dance. The results ...
How invasive Egyptian geese exploit food sources and carry parasites
The Egyptian goose, native to Africa, is considered an invasive species of Europe-wide significance. Researchers from the Senckenberg Biodiversity and Climate Research Center and Goethe University Frankfurt spent four years ...
Why older people value quiet spaces with people nearby
Older adults enjoy spending time in peaceful, green spaces, but not in complete isolation. For her Ph.D. research, Anne Grave investigated which characteristics are most important for the ideal living environment for people ...
What Europe's EU Inc. framework for boosting competitiveness can and should learn from startup fraud in the US
The European Parliament and the Council of the European Union are currently debating EU Inc., draft legislation seeking to establish a single set of rules for starting, operating and growing a business across EU member states. ...
'Let me explain': Corporate disclosures can take a circuitous route
The shortest distance between two points is a straight line, but sometimes taking the long way home can have advantages.
News you can use: Holiday travel does not have to break the bank
The holiday season is a time for getting together to celebrate, but if that get-together involves traveling by air, ticket prices may become a major barrier to holiday cheer.
How gender shapes perceptions of workplace gossip
Workplace gossip is often viewed as negative, but research from The James & Gail Ellis School of Business Leadership has shown that it can play a more complex role in organizational relationships.
Ask the expert: What voters need to know about the rise of political deepfakes
Artificial intelligence is making it easier than ever to create convincing fake political content and harder to tell what's real. Now, a University of Missouri expert is helping voters navigate that changing information landscape ...
Noncompetes suppress worker mobility and earnings without protecting trade secrets
Findings recently published in The Quarterly Journal of Economics provide, according to the study's authors, the clearest cause-and-effect evidence to date that noncompete agreements reduce worker mobility and earnings—while ...
