A backward, mirror universe could explain the existence of dark matter. If an anti-universe exists, it would run backward in ...

In Back to the Future, Doc Brown is initially scared to tamper with the bounds of time, but his mindset changes thanks to Marty McFly.

Scientists using Google’s quantum processor have taken a major step toward unraveling the deepest mysteries of the universe.

The giant black hole is the oldest one found so far, and was likely formed more than 13 billion years ago, researchers say.

From Marty McFly to Biff Tannen, the Back to the Future movies have plenty of memorable characters, but none with as many iconic quotes as Doc Brown.