Top Science News

Sep. 9, 2026 — Semaglutide, the drug found in Ozempic and Wegovy, was linked to nearly 40% fewer asthma attacks in a large real-world study. It was also associated with about 20% fewer COPD flare-ups. Researchers say GLP-1 drugs may offer respiratory benefits in addition to their effects on diabetes and obesity, but clinical trials are needed to confirm the ...

Sep. 8, 2026 — Scientists found that caffeine activates an ancient cellular energy system involved in stress resistance, DNA repair, and growth. The discovery could help explain caffeine’s links to healthier aging and may point toward new ways to target the same ...

Sep. 8, 2026 — Semaglutide, the drug behind Ozempic and Wegovy, may have benefits that extend well beyond weight loss and diabetes. In a large Swedish study of nearly 15,000 people with bipolar disorder, its use was linked to a 21% lower risk of psychiatric hospitalization. Researchers think effects on inflammation and brain-related biological pathways could help stabilize mood, though other GLP-1 drugs did not ...

Sep. 7, 2026 — A more realistic quantum model has revealed evidence that strange, nearly immobile quasiparticles called fractons could exist in solid materials. Their inability to move freely could make them promising building blocks for unusually robust quantum information ...

Sep. 6, 2026 — MIT engineers have developed injectable “mini livers” designed to help support people whose failing livers can no longer perform essential jobs. Instead of replacing the damaged organ, the approach injects liver cells together with tiny hydrogel spheres and supportive cells, creating a pocket of functioning tissue that can connect to the ...

Sep. 6, 2026 — Princeton researchers have tested an AI system that can monitor and control fusion plasma in milliseconds, reacting far faster than a human operator. In one experiment, it predicted a damaging instability about 200 milliseconds before it appeared and adjusted the plasma to stop it from ...

Sep. 5, 2026 — Researchers at UC San Diego have demonstrated that a key cellular enzyme can accurately read an eight-letter genetic alphabet, doubling the four letters used by all known life on Earth. Detailed imaging revealed that RNA polymerase handles synthetic DNA letters in surprisingly similar ways to natural ones. The finding brings scientists closer to building expanded genetic systems that could ...

Sep. 9, 2026 — Insects quietly hold much of the natural world together, yet conservation efforts are overlooking the tropical regions where more than 80 percent of insect species live. Monash University researchers have developed a global framework to close this gap by combining scientific studies with museum collections, local expertise, citizen science, social ...

Sep. 6, 2026 — East Antarctica gained an astonishing 695 billion tons of ice between 2021 and 2023, temporarily slowing Antarctica’s long-term decline. Researchers found that warming thousands of miles away in the tropical ocean altered atmospheric circulation and funneled moisture toward the continent, triggering exceptionally heavy ...

Sep. 6, 2026 — Indonesia’s dangerous peat fires are surging early in the 2026 fire season as a strengthening El Niño and severe drought dry out wetlands that can burn underground for months. These slow smoldering fires are especially destructive because they release far more fine particles and several pollutants than typical tropical forest fires, while thick smoke can make them difficult for satellites to ...

Sep. 4, 2026 — Puerto Rico’s normally rainy season has instead brought a severe and fast-growing drought. By August 25, three-quarters of the territory was in at least moderate drought, with extreme drought covering 44 percent and some areas receiving less than 20 percent of their usual rainfall. Water shortages have forced rationing, while farmers are losing crops and ranchers are running low on hay. The ...

Sep. 9, 2026 — People who drank at least one sugar-sweetened beverage a day had roughly 2.45 times the risk of gastric cancer compared with those who rarely consumed them, according to a decades-long study of more than 112,000 U.S. adults. Artificially sweetened drinks showed no similar association, though researchers stress that the findings do not prove sugary ...

Sep. 8, 2026 — Researchers have found a potential way to attack prostate cancers that evade treatment by changing their cellular identity. Combining two types of drugs reversed many of these changes and sharply slowed tumor growth in preclinical experiments, offering a possible new strategy for aggressive, treatment-resistant ...

Sep. 7, 2026 — A surprising immune system signal may help explain why zebrafish can regenerate damaged spinal cords so effectively. Researchers found that certain neutrophils release Il-4, which calms harmful inflammation and allows injured nerve fibers to grow again. Without these cells, healing stalled, but adding Il-4 restored regeneration. Scientists now want to know whether the same mechanism could someday ...

Sep. 6, 2026 — Older adults at risk of dementia improved their memory and thinking after following lifestyle programs combining exercise, healthy eating, cognitive training, and social engagement. Those who received regular coaching and structured support improved substantially more than participants given general health ...

Sep. 1, 2026 — Mindfulness, gratitude, and optimism training may improve blood pressure, inflammation, and other heart-health measures within just eight to 12 weeks. The strongest programs paired daily practice with regular reinforcement, suggesting that improving psychological well-being could become another tool for protecting cardiovascular ...

Sep. 1, 2026 — A study of people over 90 found that dementia risk remains strongly shaped by sex, race and genetics, with women and black participants facing notably higher risks. Intriguingly, some people stayed cognitively healthy despite carrying major risk factors, potentially offering clues to how the brain can resist dementia deep into old ...

Aug. 31, 2026 — Scientists discovered that human microglia, immune cells that help shape developing brain circuits, can take four to eight years to mature instead of just weeks as they do in mice. The unusually slow process may help explain how the human brain develops its remarkable complexity and cognitive ...

Sep. 7, 2026 — A large study of nearly 74,000 men suggests that long-term use of tadalafil, best known as Cialis, may be linked to a higher risk of glaucoma and other eye pressure problems. Men prescribed the drug for urinary symptoms caused by an enlarged prostate were 22% more likely to develop glaucoma, 32% more likely to develop ocular hypertension, and 33% more likely to be diagnosed with primary ...

Sep. 7, 2026 — Cancer is becoming an even larger global health threat, with nearly 21 million people diagnosed and 9.8 million dying from the disease in 2024. New estimates suggest about 1 in 5 people worldwide will develop cancer during their lifetime, while cases could climb by 67% to 34 million by 2050 simply because populations are growing and ...

Sep. 6, 2026 — Sorbitol, a sugar alcohol commonly used in sugar-free candy, gum, and other low-calorie foods, may not be as harmless as it seems. Researchers at Washington University in St. Louis found that the body can convert sorbitol into a form of fructose in the liver, potentially triggering some of the same harmful metabolic effects linked to ...

Sep. 5, 2026 — Heart disease and chronic kidney disease can accelerate one another, but new guidelines say simple screening and early treatment could substantially reduce the risks. Blood and urine tests, combined with proven heart and kidney therapies, may help catch problems sooner and prevent serious ...

Aug. 29, 2026 — Researchers have discovered a way to turn notoriously difficult-to-recycle PVC plastic into a key ingredient used in high-performance lubricants such as engine oil. The technique could give mountains of plastic waste a valuable second life while making lubricant production more ...

Aug. 29, 2026 — Researchers have discovered that Western Australia’s iron-rich rocks can naturally generate hydrogen and that the process may be boosted to produce much larger amounts. If it can be scaled up, the vast formations beneath the Pilbara could become a major new source of low-emission energy for Australia and potentially the ...

Aug. 25, 2026 — Scientists have created a highly efficient catalyst that breaks down stubborn lignin from plant waste into useful chemicals under relatively mild conditions. By revealing exactly how the catalyst works at the atomic level, the discovery could help turn forestry and agricultural waste into renewable building blocks for fuels, plastics, and other ...

Aug. 26, 2026 — NASA’s Roman Space Telescope is now enclosed inside its Falcon Heavy fairing and nearly ready for launch. Its mission could uncover thousands of exoplanets while helping scientists investigate dark matter, dark energy, and the accelerating expansion of the ...

Aug. 24, 2026 — NASA’s Roman Space Telescope has been cleared for final launch preparations ahead of a targeted August 30 liftoff aboard SpaceX’s Falcon Heavy. The powerful new observatory will probe cosmic expansion, the history of the universe, and distant ...

Aug. 20, 2026 — A discarded SpaceX Falcon 9 stage crashed into the Moon on Aug. 5, leaving behind a newly formed crater about 60 feet wide. NASA’s Lunar Reconnaissance Orbiter captured detailed images showing bright and dark streaks of debris blasted across the surrounding surface. The impact even exposed fresh material buried beneath the Moon’s weathered ...

Aug. 12, 2026 — Researchers have found a clever new way to map a part of Earth’s upper atmosphere that is notoriously difficult to observe. Using orbital data from roughly 1,200 Starlink satellites, they reconstructed changes in atmospheric density about 500 kilometers above Earth. The approach could sharpen satellite tracking and help reduce the growing risk ...

Sep. 4, 2026 — Harvard researchers have transformed ordinary knitting into a platform for creating fabrics that can snap between different shapes and perform useful functions. Using elastic yarns and industrial knitting techniques, the team engineered thick textiles that naturally curve and lock into multiple stable configurations, much like a light switch flipping between on and off. By adding conductive yarn, ...

Aug. 31, 2026 — Physicists have demonstrated a new way to entangle distant quantum bits without the constant measurements and active control normally required. The team created a “quantum bath,” a shared environment filled with correlated microwave photons that automatically pushes separated qubits into an entangled state and helps keep them there. The experiment confirms a theoretical prediction made more ...

Aug. 30, 2026 — IBM and University of Chicago researchers have completed a quantum computation that leading classical methods could not practically reproduce. The system used 70 error-corrected logical qubits and finished the task in roughly 15 minutes while also providing statistical evidence that the result was ...

Aug. 24, 2026 — Researchers have created a tiny chip that produces a stable “rainbow” of light capable of generating multiple high-frequency signals at once, potentially boosting the speed and capacity of future 6G networks. Its extreme precision could also make it valuable for quantum timing, navigation, radar, and even space-based ...

Aug. 29, 2026 — Dogs and humans may have more in common when it comes to aging than scientists realized. Researchers with the Dog Aging Project found that patterns of small molecules in dogs’ blood were linked to longer or shorter lifespans in remarkably similar ways to those seen in people. These metabolic “fingerprints” could offer clues about the biological processes that drive aging, including ...

Aug. 28, 2026 — Every one of 212 plant-based meat alternatives and drinks tested in the UK contained at least one naturally occurring fungal toxin, though concentrations remained below recommended EU guideline levels. Researchers say the bigger question is whether regularly eating large amounts of these foods could lead to potentially concerning cumulative ...

Aug. 23, 2026 — An abandoned farm field became a flourishing wildflower meadow within little more than a decade, with plant diversity doubling and thousands of orchids appearing naturally. The discovery suggests that simply giving nature time to recover could be a powerful and inexpensive tool for restoring ...

Sep. 4, 2026 — A giant iceberg measuring more than 76 square kilometers broke from Greenland’s Petermann Glacier in August 2026, marking the Arctic’s largest glacier calving event since 2020. The berg later slammed into Joe Island but survived without breaking apart, and satellites are now tracking it as it drifts through Nares ...

Sep. 3, 2026 — Elephant Butte Reservoir, New Mexico’s largest reservoir, plunged to just 1.4 percent capacity in July 2026 after years of extreme drought and record early snowmelt. The dramatic decline exposed long-submerged debris and underscored the growing strain on Rio Grande water supplies used by farms in New Mexico and ...

Sep. 1, 2026 — Rare storms covered huge stretches of Chile’s Atacama Desert in snow and dumped extraordinary amounts of rain on one of the driest regions on Earth. The extreme weather shut down observatories, triggered damaging floods and mudflows, and unfolded against the backdrop of a strengthening El ...

Aug. 25, 2026 — A huge section of Greenland’s Petermann Glacier has snapped off, forming an ice island about the size of Manhattan. Satellites watched cracks spread rapidly before the 76-square-kilometer slab finally broke free on August 4. It is the glacier’s biggest calving event since 2012, and scientists say two even larger pieces could eventually follow. The rare Arctic iceberg will now be tracked as it ...

Aug. 12, 2026 — Ancient remains from Vietnam suggest diseases like yaws may have been passed from mother to child thousands of years ago, a form of transmission often assumed to indicate syphilis. The discovery could overturn how scientists interpret ancient infections and complicate the long-running mystery of syphilis’s ...

July 22, 2026 — Ancient fern savannahs may have transformed parts of Europe into a wildfire-prone inferno during the end-Triassic mass extinction. New fossil evidence suggests the ferns repeatedly regrew after fires, creating fresh fuel that helped prolong the ...

July 12, 2026 — Why do beaches today have seashells from clams and snails instead of brachiopods? A new study suggests the answer lies in Earth's greatest mass extinction, when warming oceans and falling oxygen levels wiped out animals that couldn't adapt. Species with body plans and metabolisms better suited to the changing conditions survived and went on to dominate the seas, offering a glimpse of how modern ...

June 18, 2026 — Plague was already a deadly killer 5,500 years ago, long before cities, farming, or the rat-infested conditions usually linked to historic outbreaks. By analyzing ancient DNA from hunter-gatherer cemeteries in Siberia, researchers discovered early plague strains in nearly 40% of the individuals studied and found evidence of rapid family-based outbreaks that wiped out many children and young ...

Aug. 18, 2026 — Kratom use and serious health problems linked to it have risen dramatically across the United States over the past decade. Poison center reports jumped from just 19 cases in 2010 to more than 1,200 in 2023, while severe outcomes—including life-threatening complications, disability, and death—also climbed sharply. Researchers warn that kratom can trigger seizures, abnormal heart rhythms, liver ...

Aug. 12, 2026 — Ordinary WiFi networks could quietly become powerful surveillance tools, allowing people to be identified without cameras, special sensors, or even carrying a connected device. Researchers showed that unencrypted signals routinely exchanged between WiFi devices and routers can be used to create radio-based images of people and recognize them within seconds. In tests involving 197 participants, ...

July 25, 2026 — Recycling, greener diets, and other personal climate choices do not seem to distract people from supporting major environmental reforms. A four-year study of nearly 2,800 Australians found that these habits neither increased nor reduced later political ...

Jan. 5, 2026 — Nearly all women in STEM graduate programs report feeling like impostors, despite strong evidence of success. This mindset leads many to dismiss their achievements as luck and fear being “found out.” Research links impostorism to worse mental health, higher burnout, and increased thoughts of dropping out. Supportive environments and shifting beliefs about intelligence may help break the ...

Dec. 13, 2025 — Researchers discovered that children who went back to school during COVID experienced far fewer mental health diagnoses than those who stayed remote. Anxiety, depression, and ADHD all declined as in-person learning resumed. Healthcare spending tied to these conditions also dropped. Girls showed the largest improvements, highlighting the importance of school-based structure and ...

Dec. 10, 2025 — Researchers discovered that unusually high temperatures can hinder early childhood development. Children living in hotter conditions were less likely to reach key learning milestones, especially in reading and basic math skills. Those facing economic hardship or limited resources were hit the hardest. The study underscores how climate change may shape children’s learning long before they reach ...

Nov. 29, 2025 — Millions face Medicare decisions each year, but many don’t take advantage of tools that can save them money and stress. Insurance marketing often overshadows unbiased options like SHIP, leaving people unaware of better choices. Comparing real costs—not just premiums—can prevent unpleasant surprises, especially when provider networks or drug rules change. New assistance programs for ...

July 24, 2026 — Ozempic, Wegovy, and similar drugs may deliver excellent health value, but covering them for millions of eligible patients could overwhelm insurance budgets. Researchers say better long-term support is needed and warn that low-cost compounded versions may carry serious safety ...

June 21, 2026 — Researchers found that a Chinese sodium-ion battery performs far better than expected, with production quality and design features comparable to Tesla’s batteries. If engineers can improve cold-weather charging and energy density, sodium could become a cheaper and more abundant alternative to lithium for EVs and large-scale energy ...

June 20, 2026 — The global cobalt supply chain is more interconnected—and more vulnerable—than previously thought, with disruptions capable of triggering far-reaching cascades across multiple countries and industries. Researchers warn that protecting battery supply chains will require system-wide coordination because critical bottlenecks can turn local shocks into global ...

June 18, 2026 — The race to build data centers in space is gaining momentum as AI drives unprecedented demand for computing power. Orbital facilities could tap into abundant solar energy and avoid many of the environmental challenges faced on Earth. Yet space remains a harsh and expensive place to operate, with major hurdles including cooling, maintenance, radiation exposure, and orbital ...