Top Science News

Oct. 20, 2025 — Neck size is proving to be a powerful indicator of hidden health risks. Larger neck circumferences are associated with cardiovascular disease, diabetes, and sleep apnea, even among those with normal weight. Fat stored in the upper body affects vital metabolic processes, increasing strain on the heart and blood vessels. A simple tape-measure check might reveal more about your health than you ...

Oct. 20, 2025 — A massive brain imaging study of nearly 30,000 people has uncovered striking connections between eating ultra-processed foods and measurable changes in brain structure. These changes may be tied to overeating and addictive eating patterns, though scientists caution that more research is needed to confirm cause and ...

Oct. 20, 2025 — A new light-driven cancer therapy uses LEDs and tin nanoflakes to kill tumors safely and affordably. Developed by teams in Texas and Portugal, it eliminates up to 92% of skin cancer cells without harming healthy ...

Oct. 21, 2025 — Researchers have found that 2D materials can self-form microscopic cavities that trap light and electrons, altering their quantum behavior. With a miniaturized terahertz spectroscope, the team observed standing light-matter waves without needing mirrors. This unexpected discovery offers a new method to manipulate exotic quantum states and design materials with tailored ...

Oct. 20, 2025 — A groundbreaking retinal implant called PRIMA has enabled blind patients with dry AMD to read again. The chip, powered by light and paired with AR glasses, sends visual data directly to the brain. In clinical trials, most participants regained enough sight to read words and navigate daily life. This innovation represents a leap forward in artificial vision and patient ...

Oct. 15, 2025 — 3I/ATLAS, a mysterious interstellar object racing toward the Sun, is baffling scientists with its speed and origin. Some researchers suggest it could even be alien-made, drawing comparisons to probes humanity has sent beyond the Solar System. Detecting whether it’s natural or artificial would rely on subtle signs like radio emissions or unusual ...

Oct. 14, 2025 — Researchers at USC have created the first method to noninvasively measure microscopic blood vessel pulses in the human brain. Using advanced 7T MRI, they found these tiny pulsations grow stronger with age and vascular risk, disrupting the brain’s waste-clearing systems. The discovery may explain how circulation changes contribute to Alzheimer’s and other neurodegenerative ...

Oct. 21, 2025 — Scientists are taking the once-radical concept of dimming the sun through stratospheric aerosol injection (SAI) seriously, but a Columbia University team warns that reality is far messier than models suggest. Their study reveals how physical, geopolitical, and economic constraints could derail even the best-intentioned attempts to cool the planet. From unpredictable monsoon disruptions to ...

Oct. 21, 2025 — Melting Arctic ice is revealing a hidden world of nitrogen-fixing bacteria beneath the surface. These microbes, not the usual cyanobacteria, enrich the ocean with nitrogen, fueling algae growth that supports the entire marine food chain. As ice cover declines, both algae production and CO2 absorption may increase, altering the region’s ecological balance. The discovery could force scientists to ...

Oct. 19, 2025 — Researchers have developed a light-emitting sugar probe that exposes how marine microbes break down complex carbohydrates. The innovative fluorescent tool allows scientists to visualize when and where sugars are degraded in the ocean. This breakthrough helps map microbial activity and carbon cycling, providing new clues about how the ocean stores and releases ...

Oct. 11, 2025 — Researchers have unearthed South America’s first amber deposits containing ancient insects in an Ecuadorian quarry, offering a rare 112-million-year-old glimpse into life on the supercontinent Gondwana. The amber, found in the Hollín Formation, preserved a diverse range of insect species and plant material, revealing a humid, resin-rich forest ...

Oct. 21, 2025 — Researchers discovered that avian influenza (H5N1) can survive in raw milk cheese made from contaminated milk, even after the 60-day aging process required by the FDA. However, highly acidic cheeses like feta showed no signs of the virus, suggesting acidity plays a crucial protective role. Animal tests revealed that while ferrets could be infected by drinking contaminated raw milk, eating raw ...

Oct. 21, 2025 — Scientists at UCSF have uncovered evidence that multiple sclerosis silently damages the brain years before diagnosis. By studying proteins in blood samples, they identified early immune signals and markers of nerve damage. The findings point to IL-3 and MOG as crucial early indicators — and open the door to new diagnostic blood tests and preventive ...

Oct. 20, 2025 — Researchers found that pembrolizumab, an immune-activating cancer drug, lowered the risk of distant metastases in patients with Merkel cell carcinoma after surgery. Though recurrence rates overall weren’t significantly changed, the results hint at a meaningful benefit in preventing cancer spread. The nationwide trial, one of the largest of its kind, underscores the promise of immunotherapy for ...

Oct. 18, 2025 — A long-term Australian study found that calcium supplements do not raise dementia risk in older women, countering previous fears. The research followed more than 1,400 participants for nearly 15 years and revealed no harmful cognitive effects. Scientists say these results should reassure those using calcium to prevent osteoporosis, though more research is needed across broader ...

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 ...

Oct. 16, 2025 — Johns Hopkins scientists uncovered microscopic “nanotube” channels that neurons use to transfer toxic molecules. While this process clears waste, it can also spread harmful proteins like amyloid-beta. Alzheimer’s-model mice showed more nanotubes early on, hinting at a link to disease development. Researchers hope to one day control nanotube formation as a potential ...

Oct. 14, 2025 — Researchers have synthesized enhanced vitamin K analogues that outperform natural vitamin K in promoting neuron growth. The new compounds, which combine vitamin K with retinoic acid, activate the mGluR1 receptor to drive neurogenesis. They also efficiently cross the blood-brain barrier and show stability in vivo. This discovery could pave the way for regenerative treatments for Alzheimer’s and ...

Oct. 20, 2025 — A massive Veterans Affairs study has confirmed that nicotinamide may offer real protection against skin cancer. Patients who took the vitamin B3 derivative saw notable reductions in new cancer cases—especially squamous cell carcinomas. The findings could shift clinical thinking toward earlier, preventive use of nicotinamide, though it showed less benefit for transplant ...

Oct. 13, 2025 — Overdose deaths from fentanyl mixed with stimulants have skyrocketed among seniors, increasing 9,000% in just eight years. Once thought to affect mainly the young, the opioid epidemic’s fourth wave now engulfs older adults too. Cocaine and methamphetamine are the leading culprits, and experts warn that multi-drug use makes these overdoses ...

Oct. 12, 2025 — Researchers are finding extraordinary new uses for what we throw away. Beet pulp may help crops resist disease, while composted coconut fibers could replace peat moss. Discarded radish and beet greens are rich in bioactive compounds that boost gut health and protect cells. Food waste is rapidly becoming a source of sustainable solutions for both agriculture and ...

Oct. 10, 2025 — Scientists have pinpointed Y1 receptor neurons in the brain that can override chronic pain signals when survival instincts like hunger or fear take precedence. Acting like a neural switchboard, these cells balance pain with other biological needs. The research could pave the way for personalized treatments that target pain at its brain source—offering hope for millions living with long-term ...

Oct. 18, 2025 — A collaboration between the University of Michigan and AFRL has resulted in 3D-printed metamaterials that can block vibrations using complex geometries. Inspired by nature and theoretical physics, these “kagome tubes” demonstrate how geometry can yield properties that chemistry alone cannot achieve. While the innovation could reshape structural design, researchers still face challenges in ...

Oct. 17, 2025 — Researchers discovered how to stabilize a high-performance sodium compound, giving sodium-based solid-state batteries the power and stability they’ve long lacked. The new material conducts ions far more efficiently and supports thicker, energy-dense cathodes. Because it relies on a proven technique, it’s also easier to scale up for real-world ...

Oct. 11, 2025 — A team of engineers at North Carolina State University has designed a polymer “Chinese lantern” that can rapidly snap into multiple stable 3D shapes—including a lantern, a spinning top, and more—by compression or twisting. By adding a magnetic layer, they achieved remote control of the shape-shifting process, allowing the lanterns to act as grippers, filters, or expandable ...

Oct. 6, 2025 — ESA has inaugurated a powerful new 35-meter deep space antenna at its New Norcia site in Western Australia, marking a major boost to Europe’s ability to communicate with spacecraft exploring the Solar System. This ultra-sensitive antenna, featuring cryogenically cooled technology and high-power transmission systems, will support missions like ...

Sep. 30, 2025 — A new boron-rich compound, manganese diboride, delivers much higher energy density than current solid-rocket materials while remaining stable until intentionally ignited. Its power comes from an unusual, strained atomic structure formed during ultra-hot synthesis, with promising uses beyond ...

Sep. 18, 2025 — Astronomers have long relied on supercomputers to simulate the immense structure of the Universe, but a new tool called Effort.jl is changing that. By mimicking the behavior of complex cosmological models, this emulator delivers results with the same accuracy — and sometimes even finer detail — in just minutes on a standard laptop. The breakthrough combines neural networks with clever use of ...

Sep. 18, 2025 — Faint hydrogen signals from the cosmic Dark Ages may soon help determine the mass of dark matter particles. Simulations suggest future Moon-based observatories could distinguish between warm and cold dark matter, providing long-sought answers about the invisible backbone of the ...

Oct. 14, 2025 — UMass Amherst engineers have built an artificial neuron powered by bacterial protein nanowires that functions like a real one, but at extremely low voltage. This allows for seamless communication with biological cells and drastically improved energy efficiency. The discovery could lead to bio-inspired computers and wearable electronics that no longer need power-hungry amplifiers. Future ...

Oct. 13, 2025 — Vast amounts of valuable research data remain unused, trapped in labs or lost to time. Frontiers aims to change that with FAIR² Data Management, a groundbreaking AI-driven system that makes datasets reusable, verifiable, and citable. By uniting curation, compliance, peer review, and interactive visualization in one platform, FAIR² empowers scientists to share their work responsibly and gain ...

Oct. 10, 2025 — Our everyday GPS struggles in “urban canyons,” where skyscrapers bounce satellite signals, confusing even advanced navigation systems. NTNU scientists created SmartNav, combining satellite corrections, wave analysis, and Google’s 3D building data for remarkable precision. Their method achieved accuracy within 10 centimeters during testing. The breakthrough could make reliable urban ...

Oct. 8, 2025 — Scientists at Skoltech developed a new mathematical model of memory that explores how information is encoded and stored. Their analysis suggests that memory works best in a seven-dimensional conceptual space — equivalent to having seven senses. The finding implies that both humans and AI might benefit from broader sensory inputs to optimize learning and ...

Oct. 10, 2025 — Researchers have cracked the code behind how plants make mitraphylline, a rare cancer-fighting molecule. Their discovery of two critical enzymes explains how nature builds complex spiro-shaped compounds. The work paves the way for sustainable, lab-based production of valuable natural medicines. Supported by international collaborations, the findings spotlight plants as powerful natural ...

Oct. 9, 2025 — Tree swallows in polluted U.S. regions are accumulating high levels of “forever chemicals.” These durable pollutants, used in firefighting foams and consumer products, are found everywhere from soil to human blood. Surprisingly, researchers observed no significant impact on the birds’ reproduction, suggesting possible resilience in wild ...

Oct. 8, 2025 — Kobe University researchers found that orchids rely on wood-decaying fungi to germinate, feeding on the carbon from rotting logs. Their seedlings only grow near deadwood, forming precise fungal partnerships that mirror those seen in adult orchids with coral-like roots. This discovery highlights a hidden carbon pathway in forest ecosystems and explains the evolution of fully fungus-dependent ...

Oct. 13, 2025 — Humanity has reached the first Earth system tipping point, the widespread death of warm-water coral reefs, marking the beginning of irreversible planetary shifts. As global temperatures move beyond 1.5°C, the world risks cascading crises such as ice sheet melt, Amazon rainforest dieback, and ocean current collapse. Scientists from the University of Exeter warn that these interconnected tipping ...

Oct. 10, 2025 — China’s Guangdong Province is battling its worst-ever chikungunya outbreak, with thousands of infections spreading across major cities and nearby regions. Transmitted by Aedes mosquitoes, the disease underscores how climate change, urbanization, and global travel are fueling mosquito-borne ...

Oct. 8, 2025 — The Amazon has suffered its most destructive fire season in more than two decades, releasing a staggering 791 million tons of carbon dioxide—on par with Germany’s annual emissions. Scientists found that for the first time, fire-driven degradation, not deforestation, was the main source of carbon emissions, signaling a dangerous shift in the rainforest’s decline. Using advanced satellite ...

Oct. 7, 2025 — Marine heatwaves can jam the ocean’s natural carbon conveyor belt, preventing carbon from reaching the deep sea. Researchers studying two major heatwaves in the Gulf of Alaska found that plankton shifts caused carbon to build up near the surface instead of sinking. This disrupted the ocean’s ability to store carbon for millennia and intensified climate feedbacks. The study highlights the ...

Oct. 7, 2025 — Ancient humans crossing the Bering Strait into the Americas carried more than tools and determination—they also carried a genetic legacy from Denisovans, an extinct human relative. A new study reveals that a mysterious gene called MUC19, inherited through interbreeding between Denisovans, Neanderthals, and humans, may have played a vital role in helping early Americans survive new diseases, ...

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 ...

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 ...

Oct. 1, 2025 — BMJ Group has pulled a widely reported apple cider vinegar weight-loss study after experts uncovered major flaws in its data and analysis. Attempts to replicate the results failed, and irregularities raised questions about the trial’s reliability. The authors admitted mistakes and agreed to the retraction, while editors stressed the importance of transparency and warned against citing the ...

Sep. 29, 2025 — Researchers found that middle-aged adults, especially women, are far more likely to be addicted to ultra-processed foods than older generations. Marketing of diet-focused processed foods in the 1980s may have played a major role. Food addiction was linked to poor health, weight issues, and social isolation, highlighting long-term risks. Experts warn that children today could face even higher ...

Sep. 28, 2025 — Beer and wine, staples of human history for millennia, are still yielding new surprises. Recent research highlights how yeast extracts can cloud lagers, gluten can be quickly detected with a simple test strip, tannins give red wine its lip-puckering edge, and sulfites alter gut bacteria in unexpected ways. These discoveries not only deepen our understanding of these drinks’ sensory qualities ...

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 ...

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 ...

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 ...