With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself ...

An alien invasion might sound like science fiction, but a scientist has now revealed what the terrifying consequences of an encounter might be. Professor Avi Loeb, head of Harvard University's Galileo ...

They're here'€”and they're not leaving without a fight. Join us as we count down our picks for the most epic alien invasion ...

Add Yahoo as a preferred source to see more of our stories on Google. Some of the greatest sci-fi movies of all time revolve around humans in a desperate struggle for survival. Sometimes we’re ...