Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien ...

It’s a real space oddity. Former Pentagon UFO investigator Luis Elizondo claims the US government possesses unreleased ...

Researchers in a recent breakthrough study have found the possibility of structures in the Milky Way that could be built by ...

Instead of searching the skies for radio signals, scientists suggest the first evidence of an extinct alien civilisation could be buried in lunar soil.

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

, July 10 -- Scientists searching for signs of intelligent extraterrestrial life say some of the coldest objects in the Milky Way may not be stars at all but massive energy-collecting structures built ...

Humans have been searching the stars for alien radio signals for decades — and so far, E.T. has not phoned home. But that doesn’t mean intelligent life isn’t out there, a new study hints. Rather, ...

A Soviet astronomer in the 1960s proposed a scale to classify hypothetical alien civilizations. Here’s why the framework is ...

If you are a believer in visitors from outer space, this is your moment. The feds have declassified UFO files, there is a new documentary on alleged UFO sightings, and, of course, the new Steven ...

After a two week expedition off the coast of Brazil, an international team of researchers discovered 31 new marine species, ...

Tau is in sight.