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Ultrafast X-rays capture chemistry unfolding atom by atom
Ultrafast X-rays revealed how a molecule converts absorbed light into motion in just trillionths of a second. Individual atoms recorded different stages of the process, …
AI reveals explosive bursts in bird evolution
Songbirds appear to have evolved through rare explosions of change separated by long periods of slower development. Many of those bursts lined up with major …
Daily multivitamin may help older adults stay independent
Taking a daily multivitamin may help older adults preserve the strength and stamina needed for everyday activities. After three years, users reported better functional health …
Scientists find a simple way to stop cavities without drilling
A liquid brushed onto cavities in seconds may spare many young children from pain, infection, and surgery. A major U.S. trial found that silver diamine …
Your gut may help your brain decide what to remember
Signals traveling from the gut to the brain may help turn meals into lasting memories. Rats showed stronger memory activity after consuming nutritious foods, but …
Why are so many dead bumblebees appearing on sidewalks?
Bumblebees naturally have short lives, but extreme heat and human activity are making survival harder. Pesticides can poison bees or destroy the flowers they depend …
A tiny molecular basket unlocks a powerful new kind of chemistry
Rice University chemists have found a new way to make neodymium, a rare-earth metal, interact with oxygen. Using a specially designed molecular structure described as …
New microwave frying method could make french fries much healthier
A new cooking method could make French fries crispier in less time while significantly limiting how much oil they absorb. Researchers propose combining microwave heating, …
What if the brain does not create consciousness?
Christof Koch is taking on one of science’s deepest mysteries: how the brain creates conscious experience, or whether it creates it at all. He argues …
Can’t sleep in the heat? These 8 tricks could save your night
Sleeping well during a heatwave starts with stopping the home from overheating. Close blinds against strong sunlight, ventilate when the air outside becomes cooler, and …
The search for life on Jupiter's icy moon Europa just got more …
Europa’s hidden ocean has made the icy moon one of the solar system’s most promising places to search for habitable conditions. Scientists have hoped that …
Earth’s hidden “gold kitchen” lies beneath the seafloor
Deep beneath submarine volcanoes, Earth may be running a natural “gold kitchen.” By analyzing volcanic glass from the Kermadec island arc north of New Zealand, …
4 in 5 toddler foods are ultra-processed
A grocery-store audit found that many foods marketed for toddlers may be far less healthy than parents expect. Of nearly 2,800 products examined in Texas, …
One of Earth’s most explosive supervolcanoes is recharging with fresh magma
Deep beneath Japan’s mostly submerged Kikai caldera, scientists have discovered a vast magma reservoir that appears to be filling again. The volcano produced the largest …
A slowing Atlantic current could unleash stronger California storms
A weakening Atlantic current could supercharge California’s atmospheric rivers while leaving Greenland with fewer snow-producing storms. The changes could raise flood risks, strain infrastructure, and …
Misfolded insulin may be quietly driving diabetes
Researchers found that insulin-producing cells depend on a team of helper proteins to keep insulin production on track. When one key partner was missing, damaged …
Hidden charcoal reveals the true age of ancient cave paintings
A new analysis has precisely dated paintings in France’s Font-de-Gaume cave for the first time. Scientists discovered charcoal inside black pigments once thought to contain …
Why losing weight may not be enough to prevent type 2 diabetes
A healthy lifestyle can prevent type 2 diabetes for many people, but new research suggests that weight loss alone may not be enough for one …
NASA’s Psyche spacecraft aces Mars flyby capturing stunning timelapse video
NASA’s Psyche spacecraft aced its Mars flyby, using the planet’s gravity to speed toward its 2029 encounter with a metal-rich asteroid. The spacecraft tested its …
Blazing like 10 billion suns: NASA’s Swift sees a wandering black hole …
NASA’s Swift Observatory observed a supermassive black hole ripping apart a star more than 30,000 light-years from the center of a distant galaxy. The extraordinary …
Scientists create an “electron lighthouse” with laser light
Scientists have created an “electron lighthouse” that uses laser light to launch and steer electrons through a semiconductor without an applied electrical field. The quantum …
Twisted laser light can tell mirror-image molecules apart
Scientists have created twisted laser beams that interact differently with right-handed and left-handed molecules, revealing their identity through the fragments they produce. The approach could …
Exercise may not help hip arthritis as much as patients expect
A major review found that exercise produces only small average improvements in hip osteoarthritis pain and physical function. It may still help some people, but …
A single sauna session sends immune cells surging
A single 30-minute sauna session may briefly put the immune system on higher alert. Finnish researchers found that sauna heat, paired with a short cold …
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