Parthanatos pathway behind neuron loss in multiple sclerosis identified
Multiple sclerosis (MS) is a chronic, often debilitating autoimmune disease that affects the central nervous system (CNS). This disease causes the immune system to mistakenly attack the protective sheath surrounding nerve ...
45 minutes ago
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Astronomy
Dry ice detected in a planetary nebula for the first time
An international team of astronomers has employed the James Webb Space Telescope (JWST) to observe a complex planetary nebula known as NGC 6302. The observations, detailed in a paper published Feb. 25 on the arXiv pre-print ...
1 hour ago
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Bacteria that generate electricity: How a shellfish-based gel could monitor wastewater and food
Microbial bioelectronic sensors use living bacteria that can create an electrical signal in response to the presence of a target substance, or analyte. These types of sensors offer many advantages over other types of biosensors ...
Molecular & Computational biology
6 hours ago
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Pi Day: From rockets to cancer research, here's how the number pi is embedded in our lives
Math nerds and dessert enthusiasts unite to celebrate Pi Day every March 14, the date that represents the first three digits of the mathematical constant pi.
Mathematics
8 hours ago
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New Panama tree species identified after 25 years is already endangered
In 2000, a group of STRI botanists collected samples of all the plants from the genus Clusia they could find in Panama to find out how the different species in this group are related.
Ecology
8 hours ago
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Cell death in photoreceptor cells is reversible, study finds
Photoreceptors are specialized cells in the eye that convert light energy into neural signals. Several diseases that cause irreversible vision loss, including age-related macular degeneration, retinitis pigmentosa and retinal ...
Cell & Microbiology
3 hours ago
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How an unlikely all-female clonal fish species copied and pasted itself free from extinction
The tiny Amazon molly (Poecilia formosa) has always fascinated researchers because, according to the rules of evolution, it shouldn't have survived as a species, let alone thrive as a species for over 100,000 years. Using ...
Can plants count? Study suggests they can track the number of events they experience
It's long been assumed that for an organism to learn, remember or draw conclusions, it needs a brain. But mounting evidence, including a recent Cognitive Science study, challenges that assumption, suggesting that neurons ...
Plants & Animals
21 hours ago
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A 100-solar-mass black hole merger ripples spacetime, and may flash in gamma rays
An international team from China and Italy has reported a possible cosmic encore to the landmark 2017 multi-messenger discovery. In November 2024, the LIGO-Virgo-KAGRA observatories detected gravitational waves from a binary ...
Astronomy
20 hours ago
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Neurons receive precisely tailored teaching signals as we learn, study suggests
When we learn a new skill, the brain has to decide—cell by cell—what to change. New research from MIT suggests it can do that with surprising precision, sending targeted feedback to individual neurons so each one can ...
Medical Xpress
2 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
Sulfide coating boosts lithium-ion battery lifespan past 1,000 cycles
AI agent 'lobster fever' grips China despite risks
New music release day could be dangerous for distracted drivers
How an acid found in grapes could help recycle battery metals
Shortest paths research narrows a 25-year gap in graph algorithms
Report calls for AI toy safety standards to protect young children
'Happy (and safe) shooting!': Study says AI chatbots help plot attacks
How Apple's new low-cost MacBook Neo may shake up the market
Bright pink insect stands out to blend in, scientists say
A tropical insect has been found to change color from vivid hot pink to green within a fortnight, which scientists believe may mimic the young leaves of rainforest plants. The findings, published this week in the journal ...
Plants & Animals
21 hours ago
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Improperly disposed wet wipes could shed microplastics in rivers
Wet wipes conveniently clean and sanitize soiled surfaces and skin. Because some labels do not clearly indicate how consumers should dispose of them, these small cloths are often flushed down the toilet and released by sewage ...
Environment
19 hours ago
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In a South Carolina swamp, researchers uncover secrets of firefly synchrony
In the middle of the old-growth forests of Congaree National Park in South Carolina, fireflies put on an otherworldly display every May. Thousands of male insects belonging to the species Photuris frontalis flash together ...
Ecology
18 hours ago
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Scientists confirm existence of molecule long believed to occur in oxidation
In the journal Science Advances, scientists in Sweden and the U.S. report the first-ever direct observation of a type of short-lived molecule that has shaped decades of thinking in atmospheric chemistry, combustion research ...
Analytical Chemistry
23 hours ago
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New DNA tools outperform traditional methods for detecting genetic risk in wildlife
Wildlife populations that become small and isolated, often due to habitat loss, inevitably experience inbreeding which can lead to the loss of fitness and eventual extinction. One solution is to perform a genetic rescue: ...
Ecology
19 hours ago
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Researchers realize room-temperature two-dimensional multiferroic metal
Multiferroic metals are materials that exhibit both electric polarization and magnetic order in the same crystal—a state known as multiferroicity. Because these properties coexist, they can interact through magnetoelectric ...
Condensed Matter
19 hours ago
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Bacterial strain breaks decades-old bottleneck in chemotherapy drug manufacturing
An international team of researchers has achieved a breakthrough in the production of doxorubicin, a vital chemotherapy agent. The study identifies and resolves molecular "bottlenecks" that have limited the natural production ...
Biotechnology
22 hours ago
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From guesswork to guidance: How machine learning speeds dopant design for water-splitting photocatalysts
MLIP calculations successfully identify suitable dopants for a novel photocatalytic material, report researchers from the Institute of Science Tokyo. As demonstrated in their study, published in the Journal of the American ...
Analytical Chemistry
20 hours ago
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Real-time protein quality control keeps cells healthy
Scientists from the National University of Singapore (NUS) have developed a biochemical technique that captures fleeting "handshakes" between newly made proteins and the cellular helpers. These short interactions are important ...
Cell & Microbiology
21 hours ago
0
0
How flexible protein regions retain their function via motifs and chemical context
A new LMU study shows how proteins function reliably even without a stable 3D structure—and the crucial importance not only of short sequence motifs, but also of chemical characteristics.
Cell & Microbiology
20 hours ago
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Next-gen interferometric diffusing wave spectroscopy achieves 20x signal boost in cerebral blood flow monitoring
Cerebral blood flow is essential for normal brain function and often perturbed in neurological disease. If one shines a source of coherent light on perfused tissue, the detected speckles, or "grains" of light fluctuate, or ...
Tsunami risks in the Mediterranean: Why Nice should prepare an evacuation plan
The Mediterranean Sea is widely perceived as having a low tsunami risk. History and recent modeling technology have demonstrated that destructive waves have already hit the French coast and could do so again. The results ...
NMR reveals site-specific structural signatures of therapeutic antibodies without isotope labeling
Monoclonal antibodies are widely used to treat diseases ranging from cancer to autoimmune disorders. The safety and efficacy of these biologic drugs depend on maintaining their correct three-dimensional organization, known ...
Study finds abusive bosses can make workers feel 'dehumanized,' fueling burnout
New research co-led by Liu-Qin Yang, a professor of psychology at Portland State University (PSU), suggests that the true damage of a toxic boss goes far deeper than a bad mood—it fundamentally alters how employees perceive ...
Australia added to global sharks and rays database
A global database documenting the location of critical habitats for sharks, rays, and chimeras has recently expanded to include Australia, with years of extensive research by Charles Darwin University (CDU) contributing to ...
Why swimmers still dive in: Research shows how UK communities navigate polluted waters
More than 7.5 million people immerse themselves in lakes, rivers, seas and lidos every year in the UK. But getting in the water means getting in pollution too for most outdoor swimmers. Raw sewage was discharged into UK waters ...
Horse IVF milestone in Florida: Frozen-thawed sperm fertilizes an egg
The performance horse industry had a problem: Some of their most beloved and sought-after mares simply couldn't have foals safely. To make matters more complicated, in vitro fertilization (IVF) had not yet produced a healthy ...
Dragonfly mission begins rotorcraft integration, testing stage
Dragonfly integration and testing—the activities involved in assembling the mission's rotorcraft lander and testing it for the rigors of launch and extreme conditions of space—is officially underway in clean rooms and ...
The customer might always be right, but apologies actually backfire in customer service
The customer is always right. It's the first rule of customer service, one that often means "I'm sorry" is the de facto response if mistakes are made. But a new study published in the Journal of Consumer Research indicates ...
Reading fossil skull fracture patterns: Biomechanical analysis provides new insights
A research team associated with the European project DEATHREVOL has published a study in the journal Scientific Reports that proposes new analytical tools to better understand how fractures of the human skull occur and how ...
Geospatial model maps potential lumpy skin disease entry points into Australia
Two locations have been identified as the most likely entry points into Australia for a disease that poses a huge risk to the beef and dairy industries. A University of Queensland-led team has built the first geospatial model ...
This isn't just another rocky world orbiting a red dwarf—this one's special
Astronomers have found an exoplanet that could serve as a benchmark in future studies. It's a rocky planet orbiting an M-type star, and though these planets are plentiful, this one could serve as a benchmark for understanding ...
As CO₂ rose in a warm ancient climate, study shows El Niño peaked then weakened
The Miocene, beginning approximately 23 million years ago, represents a canonical "warm-Earth" interval characterized by elevated atmospheric CO2 and a warmer global climate. The El Niño–Southern Oscillation (ENSO), as ...
Study reveals North Atlantic warming contributed to intensity of Valencia DANA storm
The episode of extreme rainfall that affected the east of the Iberian Peninsula at the end of October 2024 left a devastating mark on the province of Valencia. In some areas, such as Turís, more than 700 liters per square ...
Age, disease, or both? A new perspective on paleopathological research
Nutrition, disease, accidents, physical activity and labor—many of the things that humans do or experience leave traces in our skeletons. Even thousands of years after death, these traces can provide fascinating insights ...
Spatially decoupled catalyst sites boost CO₂-to-methanol yield threefold at 300°C
Efficient methanol synthesis is considered a promising approach for carbon resource recycling. Hydrogenation of carbon dioxide (CO2) to methanol is thermodynamically favored at low temperatures, but the sluggish activation ...
Proposing simple measures to prevent industry dumping plastic pellets into the sea
The presence of small plastic pellets on the beaches of Donostia and Orio has drawn attention to a little-studied source of pollution: leakage of industrial microplastics that reach the sea through stormwater drainage networks. ...
Do schools' car-free drop-offs really work?
It's a familiar sight at schools across the country: a line of slow-moving vehicles pulling up to the curb before a child jumps out. A similar scene plays out in the afternoons, only with children hopping into cars waiting ...
Spotted a bear lately? You're not alone—why sightings are on the rise
By the time Kim Ring arrived at her neighbors' yard that spring afternoon in 2022, their chicken coop was a flattened pile of lumber surrounded by feathers. The poultry had been raided by a bear. At the neighbor's request, ...
US weather to go nuts with blizzard, polar vortex, heat dome, atmospheric river all at once
Nearly every part of the United States is getting walloped by wild weather or just about to be.
