What if we were the aliens? In a great 1991 episode of 'Star Trek: The Next Generation,' the notion of aliens among us was ...

The truth is out there — and late President George H.W. Bush apparently knew it — telling a federal official that an alien made contact with humans at a secretive New Mexico air base in 1964, ...

Science fiction has long speculated about the possibility of first contact with an alien species from a distant world and how we might be able to communicate with them. But what if we simply don’t ...

Former US president Barack Obama moved to clarify his remarks about aliens just hours after they sparked a global media frenzy, saying he has seen no evidence of extraterrestrial life, according to ...

Movies, such as Close Encounters of the Third Kind, and conspiracy theorists insist we are not alone. Everett Collection As far as we know, we are alone in the universe. Earth is the only planet known ...