Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

Here’s a question sci-fi nerds have been debating for about 60 years: who’s the hottest actor in Star Trek? Many Original ...

Nick Pope, regular guest on History Channel's Ancient Aliens and former U.K. Ministry of Defence UFO Desk official, often ...

See tributes from show, his wife, and more.

A new study suggests alien life may be easier to detect through clusters of similar planets rather than single biosignatures.

Alien experts claim powerful extraterrestrial life exists in the universe, which is beyond the control of any government — ...

Former UK Ministry of Defense investigator Nick Pope passed away on April 6 in his home in Tucson, Arizona. His wife, ...

Ancient Greeks believed in alien life, as well as in gods, souls, and beings that inhabited the Moon, stars, and Heavens.

Are we alone in the universe? While the search for life beyond Earth has so far turned up empty, the infamous question continues to haunt humanity’s exploration of the vast cosmos. Now, NASA’s ...

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

Scientists may have detected one of the most intriguing signs of possible alien life yet — on a distant ocean world 124 light-years from Earth. The signal involves dimethyl sulfide, a molecule ...