Add Yahoo as a preferred source to see more of our stories on Google. Planetary alignments may guide the search for extraterrestrial intelligence, boosting chances of detecting alien technosignatures ...

A new paper suggests that we may be able to spot alien spaceships hopping between distant stars using "warp drives" because the sci-fi-inspired technology would give off specific gravitational waves ...

FX got into the spirit of both Earth Day and Alien Day by dropping a trio of frightful teasers and a new poster, but what's this about five different aliens from five different worlds? When you ...