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.

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

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

The Great Pyramid has been called a tomb, a wonder of engineering, and the subject of countless conspiracy theories. Now, it ...

On May 22, 2026, the Pentagon released a second batch of previously classified photos and videos showing what appear to be ...

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

On May 22, 2026, the Pentagon released a second batch of previously classified photos and videos showing what appear to be ...

Stacker dove into film and TV history to compile a list of fictional inventions and gadgets that have yet to come to fruition ...

Experienced seagoers have explained what was actually happening ...

After completing the first biome in Subnautica 2, you will arrive at the Angel Ruins. Here, you will come across many alien structures, some of which come with undecipherable markings. To read the ...