Scientists believe life on alien worlds may be constrained by the same factors as on our planet.

A video circulating online purporting to show an alien invasion over Ronald Reagan Washington National Airport is false. The footage actually depicts time-lapse air traffic at Chicago O'Hare ...

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 ...

Invasion's third season has landed on Apple TV, and creator Simon Kinberg is crediting his approach to worldbuilding to a very different science fiction property. While discussing the new season with ...

The night is dark; darker than usual. There's a warm breeze in the air, but otherwise nothing stirs save for a strange metallic object careening through the sky. As it moves, a soft glow follows, ...