Astronomers have searched the skies for signs of extraterrestrial technology for decades. These searchers since 1960 have scanned the Milky Way for radio waves, optical flashes, infrared heat and other technological signatures indicative of advanced aliens.

Obama replied “They’re real, but I haven’t seen them, and they’re not being kept in … what is it …?” “Area 51?” the interviewer responded. Then Obama said, “Area 51. There’s no underground facility. Unless there’s this enormous conspiracy, and they hid it from the president of the United States.”

The odds are that life is out there – but rather than little green men, it may look more like hydrothermal vent tubeworms

How big would a telescope need to be to see Earth’s dinosaurs from 66 million light-years away? Think big—and then think bigger

Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year, the possibility continues to grow. But what would happen if we actually made contact,

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a published author with multiple pop-history and science ...

The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we might have a chance at detecting their communications with other planets, much like NASA’s Deep Space ...

Former President Barack Obama has opened up about what he really knows about what’s out there. The 64-year-old’s comments on a podcast episode caused such a stir online that he was forced to clarify

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

Legendary fighting game studio Arc System Works has announced Donutal, an "alien screening adventure" in which the characters you deal with are very definitely not a human.