Top Science News

Nov. 21, 2025 — Researchers discovered that the common amino acid arginine can block harmful Aβ aggregation and reduce its toxic effects in Alzheimer’s disease models. In flies and mice, oral arginine lowered plaque levels, reduced inflammation, and improved behavior. Its strong safety record and low cost make it a promising repurposing candidate. The findings hint at a surprisingly simple path toward more ...

Nov. 21, 2025 — Researchers discovered that chemotherapy can accidentally trigger a stress alarm in immune cells, causing inflammation that damages nerves. Blocking this alarm protected mice from nerve pain and kept their nerves healthier. A drug already being tested for cancer may help do the same in people. Early blood tests suggest it may even be possible to predict who will develop these symptoms before they ...

Nov. 20, 2025 — Researchers have recreated a miniature human bone marrow system that mirrors the real structure found inside our bones. The model includes the full mix of cells and signals needed for blood production and even maintains this process for weeks. It could transform how scientists study blood cancers and test new drugs. In the future, it may support more personalized treatment ...

Nov. 21, 2025 — New observations show that asteroid 1998 KY26 is a mere 11 meters across and spinning twice as fast as previously thought. The discovery adds complexity to Hayabusa2’s 2031 mission but also heightens scientific interest. The asteroid’s composition remains uncertain, making the encounter even more compelling. Insights from this work could improve future asteroid-defense and exploration ...

Nov. 21, 2025 — Scientists have directly measured the minuscule electron sharing that makes precious-metal catalysts so effective. Their new technique, IET, reveals how molecules bind and react on metal surfaces with unprecedented clarity. The insights promise faster discovery of advanced catalysts for energy, chemicals, and ...

Nov. 20, 2025 — New research shows that light’s magnetic field is far more influential than scientists once believed. The team found that this magnetic component significantly affects how light rotates as it passes through certain materials. Their work challenges a 180-year-old understanding of the Faraday Effect and opens pathways to new optical and magnetic ...

Nov. 20, 2025 — A nationwide analysis has uncovered how sprawling fossil fuel infrastructure sits surprisingly close to millions of American homes. The research shows that 46.6 million people live within about a mile of wells, refineries, pipelines, storage sites, or transport facilities. Many of these locations release pollutants that may affect nearby communities, yet mid-supply-chain sites have rarely been ...

Nov. 21, 2025 — Scientists used CRISPR to boost the efficiency and digestibility of a fungus already known for its meatlike qualities. The modified strain grows protein far more quickly and with much less sugar while producing substantially fewer emissions. It also outperforms chicken farming in land use and water ...

Nov. 20, 2025 — Scientists confirmed that West Coast transient killer whales actually form two separate groups split between inner and outer coastal habitats. Inner-coast whales hunt smaller prey in shallow, maze-like waterways, while outer-coast orcas pursue large marine mammals in deep offshore canyons. The groups rarely interact, despite sharing a broad range along the Pacific Coast. Their contrasting ...

Nov. 20, 2025 — Researchers have launched the first coordinated plan to protect microbial biodiversity, calling attention to the “invisible 99% of life” that drives essential Earth systems. The IUCN has formally recognized this effort through the creation of the Microbial Conservation Specialist Group. By developing new metrics, policies, and restoration tools, scientists aim to make microbial life a core ...

Nov. 19, 2025 — Massive Sargassum blooms sweeping across the Caribbean and Atlantic are fueled by a powerful nutrient partnership: phosphorus pulled to the surface by equatorial upwelling and nitrogen supplied by cyanobacteria living directly on the drifting algae. Coral cores reveal that this nutrient engine has intensified over the past decade, perfectly matching surges in Sargassum growth since 2011. By ...

Nov. 21, 2025 — A new airflow device from UBC Okanagan engineers traps exhaled aerosols almost immediately, sharply reducing pathogen exposure in indoor spaces. Early simulations suggest it could outperform existing ventilation systems by a wide ...

Nov. 21, 2025 — Tiny ingestible spheres filled with engineered bacteria can detect intestinal bleeding by glowing when they encounter heme. Early tests in mice suggest they could become a quick, noninvasive way to monitor gut ...

Nov. 21, 2025 — A cutting-edge approach to immunotherapy shows that forcing cancer cells to die through necroptosis can dramatically boost the body's anti-tumor defenses. By combining three existing drugs, scientists reprogrammed malignant B cells so they release danger signals that rally immune cells to fully eliminate leukemia in preclinical ...

Nov. 19, 2025 — Scientists have developed a new molecule that breaks down beta-amyloid plaques by binding to excess copper in the brain. The treatment restored memory and reduced inflammation in rats, while also proving non-toxic and able to cross the blood–brain barrier. Because it’s far simpler and potentially cheaper than existing drugs, researchers are now pursuing partnerships to begin human ...

Nov. 18, 2025 — Scientists are uncovering how GLP-1 drugs like Ozempic and Wegovy act on brain regions that control hunger, nausea, pleasure-based eating, and thirst. These discoveries may help create treatments that keep the benefits of weight loss while reducing unwanted side ...

Nov. 18, 2025 — Scientists discovered that alcohol activates a sugar-producing pathway in the body, creating fructose that may reinforce addictive drinking. The enzyme responsible, KHK, appears to drive both alcohol cravings and liver injury. When this enzyme was blocked in mice, their drinking decreased and their livers showed far less ...

Nov. 17, 2025 — Older adults who regularly listen to or play music appear to have significantly lower risks of dementia and cognitive decline. The data suggests that musical engagement could be a powerful, enjoyable tool for supporting cognitive resilience in ...

Nov. 21, 2025 — Researchers found that hot tubs raise core body temperature more effectively than traditional or infrared saunas, leading to stronger boosts in blood flow and immune activity. Only hot-water immersion produced measurable changes in inflammatory markers. These effects can persist beyond the session, suggesting a sustained health benefit. For anyone ...

Nov. 18, 2025 — Rutgers scientists found that metformin can blunt many of the metabolic and cardiovascular improvements normally produced by exercise. Participants who took the drug saw reduced gains in fitness, blood vessel function, and glucose control. The interference may stem from how metformin affects mitochondrial ...

Nov. 18, 2025 — Chronic kidney disease has surged to nearly 800 million cases and is now among the top causes of death worldwide. The condition is heavily linked to diabetes, hypertension, and obesity, and often goes unnoticed until late stages. Many countries lack access to dialysis and transplants, leaving millions without adequate ...

Nov. 17, 2025 — Chronic pain might quietly push people toward developing high blood pressure—and the more widespread the pain, the greater the danger. A massive analysis of over 200,000 adults uncovered strong links between long-lasting pain, depression, inflammation, and rising hypertension ...

Nov. 20, 2025 — Operating a new device named the Fusion Z-pinch Experiment 3, or FuZE-3, Zap Energy has now achieved plasmas with electron pressures as high as 830 megapascals (MPa), or 1.6 gigapascals (GPa) total, comparable to the pressures found deep below Earth’s ...

Nov. 20, 2025 — MIT engineers have created an ultrasonic device that rapidly frees water from materials designed to absorb moisture from the air. Instead of waiting hours for heat to evaporate the trapped water, the system uses high-frequency vibrations to release droplets in just minutes. It can be powered by a small solar cell and programmed to cycle continuously throughout the day. The breakthrough could help ...

Nov. 19, 2025 — Researchers created scalable quantum circuits capable of simulating fundamental nuclear physics on more than 100 qubits. These circuits efficiently prepare complex initial states that classical computers cannot handle. The achievement demonstrates a new path toward simulating particle collisions and extreme forms of matter. It may ultimately illuminate long-standing cosmic ...

Nov. 17, 2025 — Scientists built a tiny clock from single-electron jumps to probe the true energy cost of quantum timekeeping. They discovered that reading the clock’s output requires vastly more energy than the clock uses to function. This measurement process also drives the irreversibility that defines time’s forward direction. The insight could push researchers to rethink how quantum devices handle ...

Nov. 16, 2025 — Researchers combined deep learning with high-resolution physics to create the first Milky Way model that tracks over 100 billion stars individually. Their AI learned how gas behaves after supernovae, removing one of the biggest computational bottlenecks in galactic modeling. The result is a simulation hundreds of times faster than current ...

Nov. 13, 2025 — Arctic sea ice is disappearing fast, and scientists have turned to an unexpected cosmic clue—space dust—to uncover how ice has changed over tens of thousands of years. By tracking helium-3–bearing dust trapped (or blocked) by ancient ice, researchers built a remarkably detailed history of Arctic coverage stretching back 30,000 years. Their findings reveal powerful links between sea ice, ...

Oct. 27, 2025 — Two Sydney PhD students have pulled off a remarkable space science feat from Earth—using AI-driven software to correct image blurring in NASA’s James Webb Space Telescope. Their innovation, called AMIGO, fixed distortions in the telescope’s infrared camera, restoring its ultra-sharp vision without the need for a space ...

Nov. 19, 2025 — Researchers have found a way to make “dark excitons”—normally invisible quantum states of light—shine dramatically brighter by trapping them inside a tiny gold-nanotube optical cavity. This breakthrough boosts their emission 300,000-fold and allows scientists to switch and tune them with unprecedented precision. The work unlocks new possibilities for ultrafast photonics, on-chip quantum ...

Nov. 17, 2025 — A Princeton team built a new tantalum-silicon qubit that survives for over a millisecond, far surpassing today’s best devices. The design tackles surface defects and substrate losses that have limited transmon qubits for years. Easy to integrate into existing quantum chips, the approach could make processors like Google’s vastly more ...

Nov. 16, 2025 — Aalto University researchers have developed a method to execute AI tensor operations using just one pass of light. By encoding data directly into light waves, they enable calculations to occur naturally and simultaneously. The approach works passively, without electronics, and could soon be integrated into photonic chips. If adopted, it promises dramatically faster and more energy-efficient AI ...

Nov. 14, 2025 — Researchers have created a prediction method that comes startlingly close to real-world results. It works by aiming for strong alignment with actual values rather than simply reducing mistakes. Tests on medical and health data showed it often outperforms classic approaches. The discovery could reshape how scientists make reliable ...

Nov. 17, 2025 — Scientists mapped the Bas63 bacteriophage in unprecedented detail, uncovering how its tail machinery infects bacteria. The structure reveals rare whisker-collar features and distant evolutionary ties reaching back billions of years. These insights could guide new phage therapies and innovations in medicine, agriculture, and ...

Nov. 15, 2025 — Scientists discovered that a week of full submergence is enough to kill most rice plants, making flooding a far greater threat than previously understood. Intensifying extreme rainfall events may amplify these losses unless vulnerable regions adopt more resilient rice ...

Nov. 11, 2025 — Scientists at EPFL have unraveled the mystery behind why biological nanopores, tiny molecular holes used in both nature and biotechnology, sometimes behave unpredictably. By experimenting with engineered versions of the bacterial pore aerolysin, they discovered that two key effects, rectification and gating, stem from the pore’s internal electrical charges and their interaction with passing ...

Nov. 20, 2025 — New climate modeling shows that heatwaves will keep getting hotter, longer, and more frequent for centuries—even after the world hits net-zero emissions. Delays of just a few years dramatically increase the likelihood of extreme, once-rare heat disasters, especially for countries near the equator. The research reveals that even reaching net zero ...

Nov. 20, 2025 — Experts say the ocean could help absorb carbon dioxide, but today’s technologies are too uncertain to be scaled up safely. New findings released during COP30 highlight the risks of rushing into marine carbon removal without proper monitoring and verification. With the 1.5°C threshold approaching, researchers stress that emissions cuts must remain the top priority. Ocean-based methods may play ...

Nov. 19, 2025 — Researchers discovered that ancient peat bogs grew rapidly when the Southern Westerly Winds suddenly shifted thousands of years ago. These wind changes affected both peatland carbon storage and how the Southern Ocean absorbed CO₂. Today the winds are shifting southward again, driven by climate change. Scientists warn this could disrupt natural carbon sinks and worsen droughts and ...

Nov. 15, 2025 — A new floating droplet electricity generator is redefining how rain can be harvested as a clean power source by using water itself as both structural support and an electrode. This nature-integrated design dramatically reduces weight and cost compared to traditional solid-based generators while still producing high-voltage outputs from each falling drop. It remains stable in harsh natural ...

Oct. 26, 2025 — Dinosaurs weren’t dying out before the asteroid hit—they were thriving in vibrant, diverse habitats across North America. Fossil evidence from New Mexico shows that distinct “bioprovinces” of dinosaurs existed until the very end. Their extinction was sudden, not gradual, and the recovery of life afterward mirrored climate-driven patterns. It’s a powerful reminder of life’s ...

Oct. 26, 2025 — New research shows that hippos lived in central Europe tens of thousands of years longer than previously thought. Ancient DNA and radiocarbon dating confirm they survived in Germany’s Upper Rhine Graben during a milder Ice Age phase. Closely related to modern African hippos, they shared the landscape with cold-adapted giants like mammoths. The finding rewrites Ice Age history and suggests ...

Oct. 26, 2025 — Researchers have uncovered microbial evidence in the remains of Napoleon’s soldiers from the 1812 Russian retreat. Genetic analysis revealed pathogens behind paratyphoid and relapsing fever, diseases likely contributing to the army’s massive losses. Using advanced DNA sequencing, the team pieced together centuries-old infection clues, connecting historical accounts with modern science. Their ...

Oct. 16, 2025 — Long before humans built cities or wrote words, our ancestors may have faced a hidden threat that shaped who we became. Scientists studying ancient teeth found that early humans, great apes, and even Neanderthals were exposed to lead millions of years ago. This toxic metal can damage the brain, yet modern humans developed a tiny genetic change that protected our minds and allowed language and ...

Nov. 3, 2025 — Scientists have discovered that a “longevity gene” found in people who live beyond 100 can reverse heart aging in models of Progeria, a devastating disease that causes children to age rapidly. By introducing this supercentenarian gene into Progeria-affected cells and mice, researchers restored heart function, reduced tissue damage, and slowed aging symptoms. The discovery opens the door to ...

Oct. 30, 2025 — From mini-brains to spider-inspired gloves and wolf apple coatings, scientists are turning eerie-sounding experiments into real innovations that could revolutionize health and sustainability. Lab-grown brain organoids may replace animal testing, spider-silk gloves could create instant wound dressings, wolf apple starch keeps veggies fresh, and researchers even found microplastics lurking in human ...

Oct. 26, 2025 — Researchers found that life expectancy growth in wealthy nations has dramatically slowed since 1939. Once driven by major reductions in child mortality, longevity gains are now limited by slower progress in older-age survival. The study suggests no generation since 1939 will live to 100 on average, reshaping how societies must plan for aging and ...

Sep. 16, 2025 — Preschoolers with ADHD are often given medication right after diagnosis, against medical guidelines that recommend starting with behavioral therapy. Limited access to therapy and physician pressures drive early prescribing, despite risks and reduced effectiveness in young ...

Aug. 26, 2025 — Australian teachers are in crisis, with 9 in 10 experiencing severe stress and nearly 70% saying their workload is unmanageable. A major UNSW Sydney study found teachers suffer depression, anxiety, and stress at rates three to four times higher than the national average, largely driven by excessive administrative tasks. These mental health struggles are pushing many to consider leaving the ...

June 3, 2025 — The effects of artificial intelligence on adolescents are nuanced and complex, according to a new report that calls on developers to prioritize features that protect young people from exploitation, manipulation and the erosion of real-world ...

May 26, 2025 — A new study examines the emergence of overimitation in infants aged between 16 and 21 months to see if and how it is linked to social affiliation and other forms of imitation. The researchers found that young children engaged in low rates of overimitation and that it was not driven by in-group preference -- meaning they were not acting to please ...

Aug. 21, 2025 — Industrial forests, packed with evenly spaced trees, face nearly 50% higher odds of megafires than public lands. A lidar-powered study of California’s Sierra Nevada reveals how dense plantations feed fire severity, but also shows that proactive thinning could prevent forests from collapsing into shrubland ...

May 27, 2025 — A new study shows that people who proactively reorganise their family routines -- such as adjusting childcare schedules or redistributing domestic responsibilities -- are more likely to demonstrate adaptability and innovation at ...

May 22, 2025 — As the US national debate intensifies around immigration, a new study is challenging conventional wisdom about 'brain drain'--the idea that when skilled workers emigrate from developing countries, their home economies ...

May 21, 2025 — The way people express emotions while helping others can influence whether their assistance is welcomed, resented, or reciprocated, according to new ...