After a century of study, physicists have theories — but they’re still not 100% sure.

Ronda Rousey (left) and Gina Carano will face each other in May. It is, according to Ronda Rousey, “the biggest superfight in women’s combat sport history.” And while nobody would claim that Rousey’s ...

Jeffrey Epstein and Ghislaine Maxwell lavished money on the Interlochen Center for the Arts to gain access, documents show.

Molecular glues are enjoying the spotlight, but discovering new ones is often a matter of luck. A new method, developed by ...

Rev. Jesse Jackson, one of the country's most influential leaders, has died at 84. The founder and long-time leader of the Rainbow-Push Coalition ran for president twice and inspired millions.

Rumination is repetitive focus on distress. Learn how this thinking pattern affects your brain, body, and sleep, plus when to ...