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 ...

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

The way that Earth's first animals reproduced held back life's diversity for millions of years, until stress and competition ...

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

The group leading the charge in the search for extraterrestrial life has given the all clear: An interstellar comet looks to ...

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

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 website, which compares human beings to extraterrestrials, touts arrest numbers from the Trump administration’s sweeping immigration crackdown. But some of its details are really out there.

China has launched a batch of synthetic embryos to its Tiangong space station, in what marks a first-of-its-kind experiment, ...

To travel between solar systems, a spacecraft would need extremely sophisticated – if not impossible – technology.

As a mathematician—and given the recent buzz over UFO disclosures—I find myself entertained by a specific hypothetical: If a silver saucer crewed by extraterrestrials ever touched down, then what on ...

Dr. Tyson is an astrophysicist and the author of “Take Me to Your Leader: Perspectives on Your First Alien Encounter.” See more of our coverage in your search results.Encuentra más de nuestra ...