Bob Lazar's UFO claims from the 1980s find new support in recent military video evidence. Bob Lazar’s descriptions of UFO ...

The Kardashev Scale is one of the most widely discussed scientific frameworks for measuring the technological advancement of ...

If I were looking at Earth from a distance, I would be pretty disappointed,” theoretical physicist Avi Loeb says. “Most of our investing is dealing with conflicts to prevent other people from killing ...

Science fiction often imagines alien civilizations so advanced they seem like gods, with powers that look supernatural to anyone beneath them. But this episode asks a darker and more fascinating ...

US congressman Tim Burchett recently claimed that aliens have visited Earth and that they made contact with humans.

In the first installment of this multipart interview series with former Area 51 employee Bob Lazar, we discuss his new S4 ...

NASA officials have previously spoken of the possibility of extraterrestrial life amid scientific uncertainty while ...

Star Trek is packed with all sorts of alien, both on the Enterprise and throughout the final frontier, and these are the ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Over the past decade, scientists have come up with a variety of frameworks to guide ...

Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s “habitable zone,” often considered the gold standard of potential livability An ...