Aliens could already be broadcasting clear signals across the cosmos while humans remain 'utterly blind' to them, according ...

The Pentagon's release of files might help scientists shed light on unexplained phenomena and government secrets, experts said.

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...

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

There has been incredible interest in the UFO files released by the U.S. government. But even these documents and videos aren ...

Steven Spielberg has stunned fans after appearing to claim that he has seen proof that aliens have visited earth.

Plenty of alien invasion movies have become box office hits and certified classics, but here are some forgotten alien ...