Optics & Photonics
Self-adapting fiber component tackles heat challenges in high-power fiber lasers
Thulium fiber lasers, operating at a wavelength of 2 micrometers, are valued for applications in medicine, materials processing, and defense. Their longer wavelength makes stray light less damaging compared to the more common ...
1 hour ago
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Nanophysics
Smart material instantly changes colors on demand for use in textiles and consumer products
Scientists have developed a revolutionary technique for creating colors that can change on command. These are structural colors that don't rely on dyes or pigments and can be used for display signage, adaptive camouflage ...
3 hours ago
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10-thousand-year-old genomes from southern Africa change picture of human evolution
In southern Africa, a group of people lived in partial isolation for hundreds of thousands of years. This is shown in a new study based on analyses of the genomes of 28 people who lived between 10,200 and 150 years ago in ...
Evolution
6 hours ago
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Pegcetacoplan—the 'closest thing to a cure' for rare, severe kidney disease
A rare and life-threatening kidney disease in children finally has an effective therapy, thanks in large part to pioneering research and clinical leadership from University of Iowa Health Care Stead Family Children's Hospital.
Medications
43 minutes ago
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Molecular switch links early-life stimulation to lasting memory changes
Researchers have identified a molecular mechanism that helps explain why growing up in a stimulating environment enhances memory. In contrast, a lack of stimulation can impair it. The team from the Institute for Neurosciences ...
Genetics
1 hour ago
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Two genes found to suppress colorectal cancer spread in preclinical models
Cancer is a leading cause of death worldwide, and among all cancers, colorectal cancer ranks second in mortality, responsible for more than 900,000 deaths in 2020.
Oncology & Cancer
2 hours ago
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Open-source framework enables addition of AI to software without prompt engineering
Developers can now integrate large language models directly into their existing software using a single line of code, with no manual prompt engineering required. The open-source framework, known as byLLM, automatically generates ...
Software
2 hours ago
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Aerial microrobot can fly as fast as a bumblebee
In the future, tiny flying robots could be deployed to aid in the search for survivors trapped beneath the rubble after a devastating earthquake. Like real insects, these robots could flit through tight spaces larger robots ...
Robotics
3 hours ago
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Audio-augmented wearable aims to improve mindfulness, with possible benefits for those with anxiety and ADHD
A new device uses focused sound cues to keep users grounded amid digital distractions, with possible benefits for anxiety and ADHD as well.
Consumer & Gadgets
3 hours ago
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New bioadhesive strategy can prevent fibrous encapsulation around device implants on peripheral nerves
Peripheral nerves—the network connecting the brain, spinal cord, and central nervous system to the rest of the body—transmit sensory information, control muscle movements, and regulate automatic bodily functions. Bioelectronic ...
Neuroscience
3 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
How diabetes affects your eyes
Chronic cannabis use, vomiting and compulsive bathing—symptoms of a hidden syndrome
A common childhood virus can drive bladder cancer development
Adults who want children favor older-looking partners (but not for their money), study suggests
New vaccine sparks hope in whooping cough control
Does mental illness have a silver lining? New paper says yes
Age-related muscle wasting tied to cell recycling defect
'Brainquake' phenomenon links psychotic states to chaotic information flow
Family dogs boost adolescent mental health through the microbiome, study suggests
Researchers reveal complex interactions between heart disease and cancer
Why stress can make your hair fall out: A two-part reaction
Tech Xplore
A metamaterial that bridges air and water
Taming chaos in neural networks: A biologically plausible way
New ship hull modifications to slash fuel use
Can AI ever be funny? Some comedians embrace AI tools but they're still running the show
How AI is quietly reshaping your shopping trip
Chinese smart glasses firms eye overseas conquest
Experimental drug repairs DNA damage caused by common diseases
Cedars-Sinai scientists have developed an experimental drug that repairs DNA and serves as a prototype for a new class of medications that fix tissue damage caused by heart attack, inflammatory disease or other conditions.
Medications
3 hours ago
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Chronic cannabis use, vomiting and compulsive bathing—symptoms of a hidden syndrome
Researchers at the Jane Addams College of Social Work at the University of Illinois Chicago have found that cannabinoid hyperemesis syndrome, a vomiting condition tied to chronic cannabis use, rose sharply in US emergency ...
Spatial transcriptomics gains quality control with new open-source repository and protocols
Spatial transcriptomics provides a unique perspective on the genes that cells express and where those cells are located. However, the rapid growth of the technology has come at the cost of standardization and consistency. ...
Genetics
3 hours ago
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A common childhood virus can drive bladder cancer development
Tackling a common childhood virus could open the door to preventing bladder cancer, according to new research.
Oncology & Cancer
3 hours ago
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12
Bumble bees launch a three-stage defensive response when their nest is disturbed
Bumble bees respond to physical disturbance of their nest with a sequence of defensive behaviors that lasts up to 10 minutes, according to a study by Sajedeh Sarlak at the University of Konstanz, Germany, and colleagues.
Plants & Animals
3 hours ago
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Over 16,000 dinosaur footprints identified along a Bolivian shoreline
A fossil site in Bolivia preserves thousands of traces of dinosaurs who walked, ran, and swam along an ancient coastline, according to a study by Raúl Esperante of the Geoscience Research Institute, California, U.S., and ...
Paleontology & Fossils
3 hours ago
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27
Free climbers discover remnants of ancient sea turtle stampede in Italy
Rocks have been found to hold many traces of Earth's ancient history, but usually geologists have to seek them out. Every once in a while, however, these imprints of times past are found by unsuspecting visitors. This occurred ...
AI-powered vision gives meaning to wildfire chaos
How wildfires spread is more variable and unpredictable than Canada's standard models assume, new research from UBC Okanagan data scientists shows.
Ecology
3 hours ago
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Sperm tails and male infertility: Critical protein revealed via ultrastructure expansion microscopy
Male infertility is a major issue worldwide and its causes remain unclear. Now, an international team of researchers led by Hiroki Shibuya at the RIKEN Center for Biosystems Dynamics Research (BDR) in Japan has discovered ...
Cell & Microbiology
3 hours ago
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Captive bottlenose dolphins vary vocalizations during enrichment activities
Dolphins produce a range of vocalizations used for echolocation and communication. These vocalizations vary with social context, environmental conditions, external stimuli, and communication, reflecting their cognitive and ...
Plants & Animals
3 hours ago
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Garden ponds often serve as potential sources of plant invasions
As small aquatic habitats disappear at an alarming rate, private garden ponds may help compensate for the loss of natural habitats and support biodiversity in urban areas. However, as these ponds become increasingly popular, ...
Unraveling the hidden dynamics behind copper chalcogenides' exceptional carbon dioxide-to-formate conversion
The origin of the elusive preference of copper chalcogenides for selectively converting carbon dioxide (CO2) into formate has long puzzled researchers. Researchers at National Taiwan University have identified a charge-redistribution ...
Social media algorithms target lower-income youth with risky 'easy money' ads, study shows
Young people with fewer financial resources, especially boys, are the most exposed to advertising about how to make easy money. So confirms a pioneering study by Pompeu Fabra University (UPF), which has for the first time ...
Open-access platform explores epigenetic regulation of plant long non-coding RNAs
Long non-coding RNAs (lncRNAs) are RNA transcripts longer than 200 nucleotides that do not code for proteins. Once considered mere transcriptional noise, lncRNAs are now known to play vital roles in plant growth, development, ...
Embryos show specialized asymmetry at the earliest stage
As nearly one in six couples experience fertility issues, in-vitro fertilization (IVF) is an increasingly common form of reproductive technology. However, there are still many unanswered scientific questions about the basic ...
How to catch a comet that hasn't been discovered yet
There's been a lot of speculation recently about interstellar visitor 3I/ATLAS—much of which is probably caused by low-quality data given that we have to observe it from either Earth, or in some cases, Mars. In either case, ...
By hiding their faces, metal bands maximize the emotional punch of their music
In 2024, along with 20,000 others, I attended a sold-out metal show in Manchester. Unlike most concerts at the Co-op Live Arena, however, none of us in the packed-out venue knew who we were actually seeing. The band was Sleep ...
Rich cities, broke neighbors: Study exposes metro-level wealth divide
Local governments in the United States are responsible for many of the services people rely on daily—schools, parks, public safety, and more. But the resources available to fund these services depend heavily on the amount ...
Lemon shark caught preying on invasive freshwater fish in Fernando de Noronha, Brazil
Researchers recorded lemon sharks (Negaprion brevirostris) preying on an invasive species, the jaguar cichlid (Parachromis managuensis), for the first time. This observation was made in Sueste Bay in March 2024. Sueste Bay ...
Hubble seeks clusters in 'Lost Galaxy'
This NASA/ESA Hubble Space Telescope image features the spiral galaxy NGC 4535, which is situated about 50 million light-years away in the constellation Virgo (the Maiden). Through a small telescope, this galaxy appears extremely ...
Federal funding cuts are only one problem facing America's colleges and universities
Higher education is under stress. The highest-profile threat has been the Trump administration's efforts to cut funding to several universities, including Harvard, Columbia and Northwestern.
Visual thinking: The strategy that could help you spot misinformation and manipulated images
A fake photo of an explosion near the Pentagon once rattled the stock market. A tearful video of a frightened young "Ukrainian conscript" went viral: until exposed as staged. We may be approaching a "synthetic media tipping ...
Why we remember the source of an opinion better than the source of a fact: New research
In public discourse, we spend a great deal of collective energy debating the accuracy of facts. We fact-check politicians, monitor social media for misinformation, and prioritize data-driven decision-making in our workplaces. ...
Zero waste in schools? Why factoring in labor is essential
Over the last decade, I've worked closely with Montréal educators and students to better understand how climate change education occurs in schools—and how climate change curricula and policies shape everyday experiences ...
Coastal regions and climate change: How better risk assessment can help protect infrastructure and livelihoods
Coastal regions, where dense clusters of critical infrastructure are found, are facing the sharpest edge of climate change. The threats include paralyzed transport networks and disrupted supply chains. To stay ahead, we need ...
Chemists pioneer light-driven macrolactone synthesis for fast route to complex natural compound
Macrolactones—large ring lactones—are core components of many natural products and pharmaceutical agents. Traditional synthetic routes rely on seco acids activated with condensing reagents, often requiring harsh conditions ...
These two galaxies are tying the knot and producing stars
Galaxies like our Milky Way grew through cascading mergers of smaller galaxies that began billions of years ago. The ancient progenitors of galaxies like ours were small galaxies similar to modern-day dwarf galaxies like ...
Extracellular vesicles: Key to halting aging?
Researchers at the Cornell University College of Veterinary Medicine (CVM) are a step closer to finding the fountain of youth.
Data modeling drives war on cattle ticks
Texas A&M AgriLife scientists have uncovered new insights into how cattle fever ticks survive and spread across South Texas, revealing hidden refuges that could explain why the pest remains one of the U.S. cattle industry's ...
Political alignment, not just supply options, drives US-China decoupling
Efforts to "decouple" U.S. supply chains from China are only taking hold in industries where American firms can shift production to allied or politically aligned countries, according to new research by scholars at the University ...
