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Long-term melatonin use linked to 90% higher heart failure risk
People with chronic insomnia who used melatonin long term had a roughly 90% higher risk of developing heart failure over five years, according to a …
Australia’s red soil may be hiding a massive clean energy source
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 …
Your sleep may be hiding an early clue to Alzheimer’s
Frequent micro-awakenings during sleep were linked to higher genetic risk for Alzheimer’s in healthy middle-aged adults who had no symptoms. The discovery raises the possibility …
Scientists discover why damaged nerves struggle to heal
Scientists have identified a protein that acts like a brake on the nervous system’s ability to repair damaged connections. Blocking AHR helped injured nerve fibers …
Experimental eye drops help blind mice see again
Scientists have created light-activated drugs that helped blind mice perceive light again and restored visually guided behavior without gene therapy, implants, or specialized lighting. Even …
NASA’s Roman telescope will see 100 times more sky than Hubble
NASA’s Roman Space Telescope will combine Hubble-like detail with a field of view 100 times larger, giving astronomers a sweeping new way to explore the …
Chimpanzees have been hurling rocks at the same trees for more than …
Some chimpanzees in West Africa repeatedly throw rocks at particular trees, creating piles of stones that can remain in use for more than a decade. …
A common vape flavoring may disrupt early embryo development
A popular vanilla flavoring in e-cigarettes may interfere with some of the earliest steps of human development. In lab experiments, vanillin caused embryonic stem cells …
Researchers followed 400,000 kids for 20 years and found a lasting pre-K …
A 20-year study of 400,000 students found that children who attended public school pre-K earned better grades and test scores through high school than those …
Scientists tested 212 plant-based meat alternatives. Every one contained fungal toxins
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 …
Scientists tracked 4,500 animals and found a surprising human effect
Scientists tracking thousands of animals found that our physical presence can reshape where wildlife moves and lives, sometimes as strongly as roads, cities, and other …
Why scientists asked 1,000 people to bury their underwear
More than 1,000 volunteers buried cotton underwear across Switzerland to help scientists measure how active different soils are. The faster the fabric disappeared, the more …
Scientists find a huge hidden ice reservoir beneath Utah’s mountains
Beneath the rocky slopes of Mount Timpanogos lies far more ice than anyone walking across the surface might suspect. Researchers used gravity measurements to map …
AI searched 100 million possibilities and found a cheaper way to 3D-print …
Researchers used AI to search through more than 100 million possible settings for 3D-printing a high-performance NASA alloy. After only 40 experiments, the system identified …
“I jumped from my chair” – Astronomers spot Betelgeuse’s hidden companion
Astronomers have captured their clearest image yet of Betelgeuse’s long-suspected companion, potentially ending a search that lasted about 100 years. The surprisingly massive hidden star …
Your dislike of eating bugs may be 9,000 years old
Ancient teeth and human DNA are revealing a surprising history of insect eating. Modern humans in northern Eurasia appear to have eaten insects only occasionally, …
Eating more ultra-processed foods may raise prostate cancer risk by 30%
Ultra-processed foods make up a huge share of the American diet, and new research suggests they may carry another serious health risk for men. In …
Vitamin C won’t prevent most colds, but it may do one small …
The belief that huge doses of vitamin C can ward off colds was popularized more than 50 years ago by Nobel Prize winner Linus Pauling. …
A mysterious cosmic hum may come from 13-billion-year-old dark stars
Today’s mysterious gravitational-wave background may preserve clues about how the Universe’s first supermassive black holes formed. Descendants of hypothetical Dark Stars could be responsible for …
Scientists switch on a strange new form of magnetism in an ultrathin …
Scientists have found a surprising way to potentially switch on an unusual form of magnetism in ruthenium dioxide, a material that normally appears nonmagnetic. When …
324-million-year-old fossil reveals how insects conquered land
Ancient fossils suggest insects conquered land through a long amphibious phase rather than making an abrupt jump from water to dry ground. A newly identified …
Smart nanoparticles light up brain cancer and destroy what surgery misses
Scientists created smart nanoparticles that can both illuminate hidden glioblastoma cells during surgery and destroy microscopic cancer left behind afterward. In mice, the treatment prevented …
Scientists discover a brain “brake” that can shut down chronic pain
Researchers discovered a brain-based “brake” that can shut down chronic nerve pain in mice by calming an overactive pain circuit. Targeting this system more precisely …
Scientists may have finally caught “empty” space changing light
A magnetar with an astonishingly powerful magnetic field may have revealed a quantum effect predicted by Werner Heisenberg nearly 90 years ago. Its light shows …
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