The Navy rolled out its first fitness test for sailors in combat arms roles, mandating swimming, running and calisthenics ...

Elon Musk’s Grok image generator has moved in a matter of weeks from viral novelty to a test case for something regulators ...

New federal guidance is expanding testing for cervical cancer with a self-collection method. Dr. Mara Gordon speaks to NPR about why this option might become popular for screening for HPV.