Gemma Conroy is a freelance science journalist in Mexico City. Over the past five years, dermatologist Rajani Katta has noticed a change in the people who come into her office. Their skincare routines ...

Chung’s group captured the transition period directly by improving the time resolution of a method called single-molecule ...

The supplement’s anti-ageing effect was greater in people who were already biologically older than their years.

Their makers claim they can detect dozens of cancer types — but some scientists say they could be missing many cancers or ...

Rapid technological development is prompting urgent discussions on regulating the use and procurement of artificial ...