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 ...

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

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

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

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

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

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

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 ...

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 ...