Americans "deserve the truth," a U.S. congressman has told a press conference as part of a wider transparency campaign.

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 ...

Researchers have discovered dozens of headless human skeletons in a ditch in Slovakia, which they believe date back 7,000 ...

After finding sporadic human remains in early digs, the team found the remains of at least 78 individuals at the entrance to ...

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

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 ...

HE gave us two of the biggest alien-encounter movies of all time, so Steven Spielberg fans hope his latest offering won’t ...

You sent them to that ship. I just checked the colony log. Directive dated 6/12/79, signed Burke, Carter J. You sent them out there and you didn’t even warn them. Why didn’t you warn them?” Unless you ...

Scientists are trying to solve the mystery of what race a group of cone-shaped skulls belong to as wild theories claim they ...

The Pentagon has released another batch of ‘UFO Files’ with footage of unknown objects in the sky—here are the most common alien theories, explained. This voice experience is generated by AI. Learn ...

Stromatolites, formed by microbes, represent some of the oldest known evidence of life on Earth (Image: Getty) Scientists have uncovered extraterrestrial material inside an Earth crater that they ...