Archaeology
The collapse of Maya civilization: Drought doesn't explain everything
Between 750 and 900 CE, the population of the Maya lowlands in Central America experienced a major demographic and political decline which, according to the scientific literature, coincided with repeated episodes of intense ...
15 minutes ago
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Optics & Photonics
OLEDs can now switch light's handedness with an electrical signal
Researchers from the University of Oxford have for the first time discovered an approach to electrically switch organic LEDs (OLEDs) to emit either left- or right-handed circularly polarized light without changing the light-emitting ...
4 hours ago
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33
New deep-learning tool can tell if salmon is wild or farmed
A paper published in Biology Methods and Protocols, finds that it is now possible to distinguish wild from farmed salmon using deep learning, potentially greatly improving strategies ...
A paper published in Biology Methods and Protocols, finds that it is now possible to distinguish wild from farmed salmon using deep learning, potentially ...
Molecular & Computational biology
8 hours ago
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48
Experimental proof shows quantum world is even stranger than previously thought
The quantum world is famously weird—a single particle can be in two places at once, its properties are undefined until they are measured, and the very act of measuring a quantum system changes everything. But according ...
The world's most efficient solar cell: Chinese researchers explain how they designed and built it
Earlier in 2025, Chinese solar manufacturer Longi announced it had built the world's most efficient solar cell. The hybrid interdigitated back-contact (HIBC) cell achieved 27.81% efficiency, which was verified by Germany's ...
Reducing social media use for just a week can improve mental health
In a new study, published in JAMA Network Open, 295 participants report promising mental health benefits after reducing their social media usage for a week. The cohort consisted of young adults from the ages of 18 to 24—the ...
Why certain arthritis drugs don't work in rheumatoid arthritis
Cedars-Sinai investigators may have figured out why certain immunosuppressive treatments don't work well in rheumatoid arthritis. In a study published in Science Immunology, scientists trace the problem to specific changes ...
Arthritis & Rheumatism
9 minutes ago
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New study shows why some minds can't switch off at night
Australian researchers have found compelling evidence that insomnia may be linked to disruptions in the brain's natural 24-hour rhythm of mental activity, shedding light on why some people struggle to "switch off" at night.
Neuroscience
3 hours ago
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44
New mutation hotspot discovered in human genome
Researchers have discovered new regions of the human genome particularly vulnerable to mutations. These altered stretches of DNA can be passed down to future generations and are important for how we study genetics and disease.
Genetics
4 hours ago
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14
Pesticides and other common chemical pollutants are toxic to 'good' gut bacteria, lab-based screening indicates
A large-scale laboratory screening of human-made chemicals has identified 168 chemicals that are toxic to bacteria found in the healthy human gut. These chemicals stifle the growth of gut bacteria thought to be vital for ...
Health
4 hours ago
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Daily coffee drinking may slow biological aging of people with major mental illness
Drinking a maximum of 3–4 cups of coffee a day may slow the "biological" aging of people with severe mental illness, by lengthening their telomeres—indicators of cellular aging—and giving them the equivalent of 5 extra ...
Psychology & Psychiatry
14 hours ago
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62
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
Why certain arthritis drugs don't work in rheumatoid arthritis
Have a sore throat? Three things you should know
'Nature prescriptions' deliver mental health benefits worth more than four times their cost
Is AI making some people delusional? Families and experts are worried
California braces for early, sharper flu season as virus mutation outpaces vaccine, experts say
AI tops density in predicting breast cancer risk
Here's a strategy to get through stressful holiday gatherings. Act like a dull rock
Fighting Crohn's with algae—can it heal the gut?
Reducing social media use for just a week can improve mental health
Daily coffee drinking may slow biological aging of people with major mental illness
Fame itself may be critical factor in shortening singers' lives, research suggests
Study reveals unexpected link between dopamine and serotonin in the brain
Tech Xplore
Japan's Rapidus plans second cutting-edge chip plant: Reports
Soft hybrid material turns motion into power—without toxic lead
Stretchable battery uses natural acids and gelatin for greener wearables
Who is to blame when AI goes wrong? Study points to shared responsibility
How the far right weaponized gamers and geek masculinity
The DEVILS in the details: How the cosmic landscape impacts the galaxy lifecycle
A team of astronomers from the International Center for Radio Astronomy Research (ICRAR) has released new data from an extensive galaxy evolution survey that found a galaxy's "neighborhood" plays a major role in how it changes ...
Astronomy
13 hours ago
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17
Musicians drift less in blindfolded walk: Could musical training be utilized in cognitive rehabilitation?
A multi-institutional team of researchers led by Université de Montréal report that extensive musical training can steady the body in space, both with and without guiding sounds, during a blindfolded stepping test.
Soft hybrid material turns motion into power—without toxic lead
Scientists have developed a new material that converts motion into electricity (piezoelectricity) with greater efficiency and without using toxic lead—paving the way for a new generation of devices that we use in everyday ...
Energy & Green Tech
13 hours ago
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37
Fame itself may be critical factor in shortening singers' lives, research suggests
Fame itself may be a critical factor in shortening singers' lives beyond the hazards of the job—at least those in the UK/Europe and North America—suggests research published online in the Journal of Epidemiology & Community ...
Psychology & Psychiatry
14 hours ago
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26
Alternative sweetener sorbitol linked to liver disease
Sweeteners such as aspartame, found in Equal packets, sucralose (Splenda), or sugar alcohols are often seen as healthier alternatives to food with refined sugar (glucose). But that assumption is being challenged with new ...
Health
17 hours ago
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53
New X-ray method captures 3 image-contrast types in a single shot
University of Houston researchers developed a new X-ray imaging method capable of revealing hidden features in a single shot, a breakthrough that could advance cancer detection, disease monitoring, security screening and ...
Optics & Photonics
16 hours ago
0
56
Programmable metamaterial can morph into more configurations than there are atoms in the universe
The Wave Engineering for eXtreme and Intelligent maTErials (We-Xite) lab, led by engineering assistant professor Osama R. Bilal, has developed a reconfigurable metamaterial that can control sound waves—bending them, dampening ...
Engineering
16 hours ago
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28
Puzzling ultraviolet radiation in the birthplaces of stars
Researchers used the MIRI instrument onboard the James Webb Space Telescope (JWST) to identify the presence of ultraviolet radiation in five young stars in the Ophiuchus region, and to understand its role in the formation ...
Astronomy
17 hours ago
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32
Adaptive method helps light-based quantum processors act more like neural networks
Machine learning models called convolutional neural networks (CNNs) power technologies like image recognition and language translation. A quantum counterpart—known as a quantum convolutional neural network (QCNN)—could ...
Optics & Photonics
17 hours ago
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14
Newly identified immune cell type could hold key to preventing scar tissue buildup in wounds
Researchers at the University of Arizona have uncovered a previously unknown population of circulating immune cells that play a critical role in fibrosis, the buildup of scar tissue that can lead to organ failure and disfigurement. ...
Immunology
15 hours ago
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46
Q&A: The paradox of extremist families
Ph.D. candidate Layla van Wieringen examined how extremist beliefs are passed on within households. In her dissertation "Rotten Trees, Bad Apples? Understanding the Intergenerational Transmission of Extremism," she reveals ...
How food assistance programs can feed families and nourish their dignity
The 2025 government shutdown drew widespread attention to how many Americans struggle to get enough food. For 43 days, the more than 42 million Americans who receive Supplemental Nutrition Assistance Program benefits had ...
Should we 'get over' print books in the digital age—or are they more precious than ever?
Ebooks have been popular for decades and audiobooks are increasingly so. But physical books are still the decided favorite: a survey of Australian publishers after last Christmas reported print books made up a comfortable ...
NASA's Roman Observatory passes spate of key tests
NASA's nearly complete Nancy Grace Roman Space Telescope has made another set of critical strides toward launch. This fall, the outer portion passed two tests—a shake test and an intense sound blast—to ensure its successful ...
A backlash against AI imagery in ads may have begun as brands promote 'human-made'
In a wave of new ads, brands like Heineken, Polaroid and Cadbury have started hating on artificial intelligence (AI), celebrating their work as "human-made."
Sudden oak death pathogen detected for the first time in Minnesota nursery
University of Minnesota researchers detected the pathogen that causes sudden oak death in Minnesota for the first time. Sudden oak death is a tree disease that has devastated forests on the West Coast for decades and is expanding ...
Bird sex fascinated medieval thinkers as much as it does today
Earlier this year, a group of researchers published a paper on the remarkable phenomenon of sex reversal in several Australian birds, including wild magpies and kookaburras.
Study asks AI to generate male and female body images—with predictable results
Researchers say today's AI platforms often default to common biases and stereotypes when prompted to generate images of people, including athletes.
The economic benefits of migration for host countries
When migration is in the news, it is often cast in negative terms, but it has many benefits for host countries, from economic growth to critical support for systems like Social Security that support aging populations. That's ...
Five science-backed reasons to express gratitude, according to research
When was the last time you said "thank you"—and really meant it?
Kilauea displays lava fountains for the 37th time since its eruption began last year
The on-and-off eruption that's been dazzling residents and visitors on Hawaii's Big Island for nearly a year resumed Tuesday as Kilauea volcano sent fountains of lava soaring 400 feet (122 meters) into the air.
Ambitious plan to store CO₂ beneath the North Sea set to start operations
Appearing first as a dot on the horizon, the remote Nini oil field on Europe's rugged North Sea slowly comes into view from a helicopter.
Eruption of long-dormant Ethiopian volcano subsides
Volcanic activity in northern Ethiopia's long-dormant Hayli Gubbi volcano subsided Tuesday, days after an eruption that left a trail of destruction in nearby villages and caused flight cancellations after ash plumes disrupted ...
Study reveals unprecedented losses of life and life expectancy in Gaza
A research team from the Max Planck Institute for Demographic Research (MPIDR) and the Center for Demographic Studies (CED) investigated the impact of the conflict in Gaza on mortality. They estimate that 78,318 people were ...
Copper nanoparticles unexpectedly prove suitable for ultraviolet SERS spectroscopy
Lithuanian researchers at the Center for Physical Sciences and Technology (FTMC), Habil. Dr. Gediminas Niaura and Dr. Martynas Talaikis, together with international colleagues, have for the first time demonstrated that copper ...
In a new documentary, researchers investigate when Greenland was ice-free
Approximately 400,000 years ago, some areas of Greenland that are now covered by a thick layer of ice were exposed to fresh air and sunlight. Today, the Greenland Ice Sheet covers most of the land mass, but the southwestern ...
How stories of personal experience cut through climate fatigue in ways that global negotiations can't
When Cop30 convened in Belém, deep inside the Amazon, the world's attention turned once again to negotiations, emissions pledges and political maneuvering. The global stage was set against one of Earth's most biodiverse ...
Escape hatch could spare undersized Arctic crabs
Researchers working in Norway's Barents Sea say a simple modification to snow crab pots could sharply reduce the number of undersized animals accidentally caught in the Arctic fishery.
What do prisoners in Finland think about sustainable development? New study uncovers barriers, opportunities
A new study from the University of Eastern Finland gives prisoners in Finland a voice in the current sustainability transformation debate, showing that their perceptions of sustainable development vary greatly, ranging from ...
When darkness shines: How dark stars could illuminate the early universe
Scientists working with the James Webb Space Telescope discovered three unusual astronomical objects in early 2025, which may be examples of dark stars. The concept of dark stars has existed for some time and could alter ...
