Many people still don’t understand how protein works, why it matters or the best ways to get enough of it in their diet. Here ...

This sexually transmitted infection is almost entirely preventable. Here's what experts say you really need to know to ...

At 25, Wikipedia embodies what the internet could have been: user-powered, open, and accountable. Wikipedia may have its warts, and it's far from perfect, but it's transparent about its imperfections.

Some parts of Western Europe were starting to cool off as the extreme heat that has gripped the continent moved east. By Lynsey Chutel Nazaneen Ghaffar and Amelia Nierenberg Reporting from London ...

HTML has supported multimedia elements—images, video, audio—for many decades, but the latter two required browser plugins ...