Approximately 30,000 years ago, a hunter-gatherer left behind what appears to be their personal toolkit at the Milovice IV site in the Czech Republic. This exceptional discovery offers a ...

At a 13th-century Scottish castle, researchers have excavated a medieval gravoir—a thin, pointed tool once used to style hair. The rare artifact is part of a cache of objects that reveal what daily ...

A new study found that an AI “safety net” reduced diagnostic errors by 16% and treatment errors by 13% — but also created new challenges.