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

There are all sorts of things flying around the universe that we earthlings haven't yet figured out how to identify.

The unnamed peak in Antarctica’s southern Ellsworth Mountains looks almost engineered from above: four steep faces, a clean ...

Khn and Klek have been playing music together since they were 13. (Online sleuths have predictably attempted to identify their true identities by comparing Angine to similar-sounding Quebecois rock ...

You know that feeling when you’re driving down Interstate 10 and suddenly you see a series of yellow billboards screaming ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...

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 trip had all the makings of a boring car ride—until the couple saw mysterious lights approaching from the sky.

The desolate, wind-swept desert of the Paracas Peninsula on the southern coast of Peru holds one of the most enduring mysteries of the ancient world. In 1928, the renowned Peruvian archaeologist Julio ...

Disclosure Day' director Steven Spielberg thinks we're not alone in the universe. He's not the only one.