We may not have found any definitive proof of extraterrestrial life just yet, despite plenty of hope among scientists. But if we were to ever come to an answer in the form of alien biology or ...

Bring up aliens and a lot of people will scoff. But not everyone is laughing. Around the turn of the century, 3.8 million people banded together in a real-time search for aliens — with screensavers.

Add Yahoo as a preferred source to see more of our stories on Google. Scientists have taken a close look at our activity within the solar system to determine where to look for signals from intelligent ...

Oscar-winning actress Jessica Chastain is returning for a second season of Audible's "The Space Within," an audio thriller set in a world of alien mysteries, government conspiracies and altered human ...