A new brain scan tool shows how quickly your body and mind are aging. It can spot early signs of diseases like dementia, long ...

Locked-down Hungarians who gained or lost pets saw almost no lasting shift in mood or loneliness, and new dog owners actually ...

A massive and surprising change is unfolding around Antarctica. Scientists have discovered that the Southern Ocean is getting saltier, and sea ice is melting at record speed, enough to match the size ...

Female chimpanzees that forge strong, grooming-rich friendships with other females dramatically boost their infants’ odds of ...

Wild orcas across four continents have repeatedly floated fish and other prey to astonished swimmers and boaters, hinting that the ocean’s top predator likes to make friends. Researchers cataloged 34 ...

Macquarie University researchers reveal that chlorothalonil, still commonly sprayed on American and Australian produce, ...

Cambridge scientists have spotted gut bacteria that greedily soak up PFAS “forever chemicals,” then ferry them safely out of ...

Researchers testing urine from 2- to 4-year-olds in four U.S. states uncovered 96 different chemicals, many of them ...

Illinois engineers fused ultrafast imaging with smart algorithms to peek at living brain chemistry, turning routine MRIs into ...

Teen vaping is changing fast — and not in a good way. A large national study found that more adolescents are vaping THC, CBD, ...

Citizen scientists using the Kilonova Seekers platform spotted a stellar flash 2,500 times brighter than before, allowing ...

Leprosy’s tale stretches from 5,000-year-old skeletons in Eurasia to a startling 4,000-year-old case in Chile, revealing that ...