Explore ancient mysteries and theories about alien involvement in ancient civilizations, from the Nazca lines to Puma Punku.

Alien: Isolation 2 feels incredibly similar to its predecessor, but there's room for surprises in the great outdoors.

New SETI protocols outline how scientists should verify, share, and respond to potential evidence of alien intelligence in ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist ...

She even returned seven years later for the equally celebrated sequel, Aliens — it’s not that surprising that Aliens holds up ...

I was, therefore, intrigued by a recent report about grave goods containing a mysterious yellow glass found in 1922 in the ...

Does consciousness depend on flesh and blood? The answer is almost certainly no, according to Eric Schwitzgebel, a ...

And surrounding all that are risers filled with gray folding chairs forming a temporary arena expected to seat 4,000-plus ...

Scientists studying mysterious glass found in northern Africa have discovered new clues that could uncover how it was created ...

This second set of remains belonged to what the world would come to know as the Starchild Skull. For nearly a century, this artifact has served as a battlefield between those who believe in ...

The International Academy of Astronautics has just voted to accept a major overhaul of the scientific code of conduct for ...