Top Science News

Sep. 22, 2025 — Sneezing from cats, dust mites, or mold may one day be preventable with a flip of a switch. Researchers at CU Boulder found that UV222 light can alter allergen proteins, reducing allergic reactions without dangerous side effects. Within 30 minutes, airborne allergens decreased by up to 25%. The team imagines portable devices that could shield ...

Sep. 22, 2025 — Scientists have discovered that cancer uses a hidden hormone to switch off the body’s natural defenses, allowing tumors to grow unchecked. By uncovering this secret signal, they found a way to block it and restore the immune system’s ability to fight back. The breakthrough not only hints at powerful new cancer treatments but also suggests the same pathway could someday be used to calm ...

Sep. 22, 2025 — New research shows that cancer cells don’t just grow; they adapt when stressed. When squeezed inside tissues, they transform into more invasive, drug-resistant versions of themselves. A protein called HMGB2 helps flip this dangerous switch, giving the cells new powers to escape. The findings reveal how the tumor’s environment itself can drive cancer’s deadly ...

Sep. 22, 2025 — Scientists have developed a new multi-layered metalens design that could revolutionize portable optics in devices like phones, drones, and satellites. By stacking metamaterial layers instead of relying on a single one, the team overcame fundamental limits in focusing multiple wavelengths of light. Their algorithm-driven approach produced intricate ...

Sep. 21, 2025 — Scientists have discovered that ordinary ice is a flexoelectric material, capable of generating electricity when bent or unevenly deformed. At very low temperatures, it can even become ferroelectric, developing reversible electric polarization. This could help explain lightning formation in storms and inspire new technologies that use ice as an active ...

Sep. 20, 2025 — CHESS thin-film materials nearly double refrigeration efficiency compared to traditional methods. Scalable and versatile, they promise applications from household cooling to space ...

Sep. 19, 2025 — From the wreck of the royal Danish-Norwegian flagship Gribshunden, archaeologists have uncovered a rare glimpse into the naval power of the late Middle Ages. This warship, lost in 1495, carried an arsenal of small guns designed for close-range combat, symbolizing the technological leap that allowed European nations to dominate the seas. More than just a vessel, it served as King Hans’ floating ...

Sep. 22, 2025 — Researchers found that ice can trigger stronger chemical reactions than liquid water, dissolving iron minerals in extreme cold. Freeze-thaw cycles amplify the effect, releasing iron into rivers and soils. With climate change accelerating these cycles, Arctic waterways may face major ...

Sep. 21, 2025 — University of Maine researchers developed a new process to make HBL, a key ingredient in many medicines, from renewable glucose instead of petroleum. The approach not only lowers drug production costs but also reduces ...

Sep. 20, 2025 — In Texas, biologists have documented an extraordinary bird — the natural hybrid offspring of a green jay and a blue jay. Once separated by millions of years of evolution and distinct ranges, the two species were brought together as climate change expanded their territories. A backyard birder’s photo led to the discovery, and after years of elusiveness, scientists confirmed the bird’s ...

Sep. 20, 2025 — Insects are essential for ecosystems, but mounting evidence suggests many populations are collapsing under modern pressures. A new study used cutting-edge genomic techniques on museum specimens to track centuries of ant biodiversity across Fiji. The results reveal that nearly 80% of native ants are in decline, with losses intensifying in the past few hundred years as human activities ...

Sep. 21, 2025 — Duke University scientists have discovered that pancreatic alpha cells, long believed to only produce glucagon, actually generate powerful amounts of GLP-1 — the same hormone mimicked by popular diabetes drugs like semaglutide (Ozempic and Wegovy). Even more surprisingly, when glucagon production is blocked, alpha cells “switch gears” and boost GLP-1 output, enhancing insulin release and ...

Sep. 21, 2025 — Sandia scientists developed a new type of X-ray that uses patterned multi-metal targets to create colorized, high-resolution images. The technology promises sharper scans, better material detection, and transformative applications in security, manufacturing, and ...

Sep. 20, 2025 — A sweeping analysis of nearly 10,000 patients reveals that knee braces, hydrotherapy, and exercise stand out as the most effective non-drug therapies for knee osteoarthritis. Unlike common pain medications that carry risks, these low-cost and accessible options reduce pain, improve mobility, and could shift treatment guidelines toward safer, drug-free ...

Sep. 18, 2025 — Plastic particles from everyday items like Styrofoam cups and take-out containers are finding their way into the brain, where they may trigger Alzheimer’s-like symptoms. New research shows that mice carrying the Alzheimer’s-linked APOE4 gene who consumed microplastics exhibited sex-dependent cognitive decline, mirroring the differences seen in human ...

Sep. 16, 2025 — Scientists in Zurich have shown that stem cell transplants can reverse stroke damage by regenerating neurons, restoring motor functions, and even repairing blood vessels. The breakthrough not only healed mice with stroke-related impairments but also suggested that treatments could soon be adapted for humans, marking a hopeful step toward tackling one of the world’s most devastating ...

Sep. 16, 2025 — Some people taking Ozempic, Wegovy, or Mounjaro notice that food suddenly tastes sweeter or saltier, and this subtle shift in flavor perception appears tied to reduced appetite and stronger feelings of fullness. In a study of more than 400 patients, roughly one in five experienced heightened taste sensitivity, and many reported being less hungry ...

Sep. 16, 2025 — People taking semaglutide report far fewer obsessive thoughts about food, with cravings dropping sharply and mental health improving. This new research hints the drug may offer freedom from the constant distraction of food ...

Sep. 16, 2025 — Switching clocks twice a year disrupts circadian rhythms in ways that harm health. Stanford scientists found permanent standard time would reduce obesity and stroke rates nationwide, making it the strongest option over permanent daylight saving time or seasonal ...

Sep. 15, 2025 — A 28-day trial showed that pterostilbene cream improved wrinkles, skin firmness, collagen, and pore size far better than a control emulsion. The results highlight pterostilbene as a promising natural ingredient for next-generation anti-aging ...

Sep. 15, 2025 — Eye drops combining pilocarpine and diclofenac helped patients read extra lines on vision charts, with effects lasting up to two years. The treatment could revolutionize presbyopia care as a safe, non-surgical alternative to ...

Sep. 14, 2025 — New research from Denmark challenges long-held assumptions about body weight and health, revealing that being overweight—or even moderately obese—does not necessarily increase the risk of death compared to those at the upper end of the "normal" BMI range. In fact, those who are underweight or at the lower end of the so-called healthy spectrum faced higher ...

Sep. 18, 2025 — Scientists at Michigan State University have discovered how to use ultrafast lasers to wiggle atoms in exotic materials, temporarily altering their electronic behavior. By combining cutting-edge microscopes with quantum simulations, they created a nanoscale switch that could revolutionize smartphones, laptops, and even future quantum ...

Sep. 17, 2025 — Scientists at Harvard have discovered how salts like lithium bromide break down tough proteins such as keratin—not by attacking the proteins directly, but by altering the surrounding water structure. This breakthrough opens the door to a cleaner, more sustainable way to recycle wool, feathers, and hair into valuable materials, potentially ...

Sep. 10, 2025 — Researchers in Germany and Australia have created a simple but powerful tool to detect nanoplastics—tiny, invisible particles that can slip through skin and even the blood-brain barrier. Using an "optical sieve" test strip viewed under a regular microscope, these particles reveal themselves through striking color ...

Sep. 17, 2025 — A new AI model from NYU Abu Dhabi predicts solar wind days in advance with far greater accuracy than existing methods. By analyzing ultraviolet solar images, it could help protect satellites, navigation systems, and power grids from disruptive space weather ...

Sep. 15, 2025 — The booming space industry has filled the skies with rockets and satellites, but this rapid expansion comes with a hidden danger: slowing the recovery of the ozone layer. Rocket launches and burning space debris release chlorine, soot, and metals high in the atmosphere, where they linger for years, damaging Earth’s protective shield against UV radiation. Scientists warn that if annual launches ...

Sep. 11, 2025 — NASA’s Magnetospheric Multiscale Mission has uncovered surprising behavior of pickup ions drifting through the solar wind near Earth. These particles, once thought to be minor players, appear capable of generating waves and influencing how the solar wind heats and evolves. If true, it could force scientists to revise models of solar system dynamics, with implications reaching all the way to the ...

Aug. 25, 2025 — Scientists using Google’s quantum processor have taken a major step toward unraveling the deepest mysteries of the universe. By simulating fundamental interactions described by gauge theories, the team showed how particles and the invisible “strings” connecting them behave, fluctuate, and even break. This breakthrough opens the door to ...

Sep. 18, 2025 — Using laser light instead of traditional mechanics, researchers have built micro-gears that can spin, shift direction, and even power tiny machines. These breakthroughs could soon lead to revolutionary medical tools working at the scale of ...

Sep. 13, 2025 — Johns Hopkins scientists, working with global partners, have unveiled a new way to build microchips so small they’re invisible to the eye. By developing special metal-organic materials that interact with powerful beams of light, they’ve cracked a major hurdle in creating faster, smaller, and more affordable chips. This new process, chemical liquid deposition, could reshape electronics ...

Sep. 8, 2025 — Like LEGO for the quantum age, researchers have created modular superconducting qubits that can be linked with high fidelity. This design allows reconfiguration, upgrades, and scalability, marking a big step toward fault-tolerant quantum ...

Sep. 5, 2025 — A hidden quantum geometry that distorts electron paths has finally been observed in real materials. This “quantum metric,” once thought purely theoretical, may revolutionize electronics, superconductivity, and ultrafast ...

Sep. 14, 2025 — A massive study of over 4 million adults has revealed that cannabis use may nearly quadruple the risk of developing diabetes. Despite some earlier suggestions that cannabis might have metabolic benefits, this large analysis found significantly higher diabetes rates among users, even after adjusting for other health ...

Sep. 13, 2025 — Octopuses aren’t just flexible—they’re astonishingly strategic. A new study reveals how their eight arms coordinate with surprising precision: front arms for exploring, back arms for locomotion, and every arm capable of twisting, bending, shortening, and elongating in unique ways. Researchers observed nearly 7,000 deformations across multiple habitats, capturing behaviors from camouflage ...

Sep. 10, 2025 — Scientists at Stellenbosch University have uncovered a rare class of plant compounds, flavoalkaloids, in Cannabis leaves for the first time. Using advanced two-dimensional chromatography and mass spectrometry, they identified 79 phenolic compounds across three strains, 25 of which had never before been reported in Cannabis. The surprising discovery highlights the complexity of the plant and its ...

Sep. 18, 2025 — The Dead Sea isn’t just the saltiest body of water on Earth—it’s a living laboratory for the formation of giant underground salt deposits. Researchers are unraveling how evaporation, temperature shifts, and unusual mixing patterns lead to phenomena like “salt snow,” which falls in summer as well as winter. These processes mirror what happened millions of years ago in the Mediterranean, ...

Sep. 12, 2025 — Forever chemicals known as PFAS have turned up in an unexpected place: beer. Researchers tested 23 different beers from across the U.S. and found that 95% contained PFAS, with the highest concentrations showing up in regions with known water contamination. The findings reveal how pollution in municipal water supplies can infiltrate popular products, raising concerns for both consumers and ...

Sep. 7, 2025 — Cambridge scientists discovered that thin, weak zones in Earth’s plates helped spread Iceland’s mantle plume across the North Atlantic, explaining why volcanic activity once spanned thousands of kilometers. These ancient scars not only shaped the landscape but still influence earthquakes and could point to untapped geothermal ...

Sep. 7, 2025 — Every year, Panama’s Pacific coast benefits from powerful seasonal winds that drive nutrient-rich waters to the surface, sustaining fisheries and protecting coral reefs. But in 2025, for the first time in at least four decades, this crucial upwelling did not occur. Scientists suspect weakened trade winds linked to climate disruption played a role, leaving cooler waters absent and fisheries ...

Aug. 30, 2025 — Scientists have finally uncovered direct genetic evidence of Yersinia pestis — the bacterium behind the Plague of Justinian — in a mass grave in Jerash, Jordan. This long-sought discovery resolves a centuries-old debate, confirming that the plague that devastated the Byzantine Empire truly was caused by the same pathogen behind later outbreaks like the Black ...

Aug. 16, 2025 — Chemical evidence from a stalagmite in Mexico has revealed that the Classic Maya civilization’s decline coincided with repeated severe wet-season droughts, including one that lasted 13 years. These prolonged droughts corresponded with halted monument construction and political disruption at key Maya sites, suggesting that climate stress played a ...

Aug. 13, 2025 — Advanced computer modeling suggests that by 2080, waves driven by sea level rise could flood Ahu Tongariki and up to 51 cultural treasures on Rapa Nui. The findings emphasize the urgent need for protective measures to preserve the island’s identity, traditions, and tourism ...

Aug. 9, 2025 — Over 300 million years ago, Illinois teemed with life in tropical swamps and seas, now preserved at the famous Mazon Creek fossil site. Researchers from the University of Missouri and geologist Gordon Baird have reexamined a vast fossil collection, uncovering three distinct ancient environments—freshwater, transitional marine, and ...

Sep. 14, 2025 — GLP-1 drugs like Ozempic have transformed weight loss in the U.S., with nearly 12% of Americans having tried them, according to a new RAND report. Usage is especially high among women aged 50 to 64, while men catch up in older groups. Despite effectiveness, side effects like nausea and diarrhea are common, and most Americans say they don’t plan ...

Aug. 28, 2025 — Whale sharks in Indonesia are suffering widespread injuries, with a majority scarred by human activity. Researchers found bagans and boats to be the biggest threats, especially as shark tourism grows. Protecting these gentle giants may be as simple as redesigning fishing gear and boat ...

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 ...

May 26, 2025 — A new study says students appear to be using generative artificial intelligence (GenAI) responsibly, and as a way to speed up tasks, not just boost their ...

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

May 14, 2025 — Being appreciated by colleagues can help employees cope with negative experiences at work, according to a new study. Researchers found that employees experience 'embitterment' -- an emotional response to perceived workplace injustice -- on days when they are assigned more unreasonable tasks than usual. This negative emotion not only affects their work but also spills over into their personal ...

Apr. 14, 2025 — The UK government needs to go beyond offering subsidies for low-carbon technologies (LCTs) like electric cars and solar panels for energy and heating, if it is to meet its net-zero targets by 2050, a report ...