Scientists propose that a moon base could act as an isolated first line of biological defense against extraterrestrial ...

Apollo astronauts described lights "sailing off into space" and skies like the "Fourth of July" in newly declassified ...

Life on Earth can be found in the strangest of places, from tens of thousands of metres in the sea to a bubbling tar pit in Trinidad. But scientists have suggested that life – alien life – could be ...

Much of the UFO imagery that the Pentagon released last week was new, but we've long known about the odd things that the Apollo astronauts saw near the moon.

Buzz Aldrin is quoted as having made three observations, one of which was of something with a "sizeable dimension." ...

In mid-November 1969, a trio of NASA astronauts launched to the moon on the Apollo 12 mission and would soon become the second group of humans ever to set foot on the lunar surface. Now, more than ...

The Department of War released 162 files — including photos and video — related to UFO sightings. Here are the 5 most intriguing revelations.

Newly declassified UFO files from NASA's Apollo missions challenge long-running conspiracy theories that the historic Moon ...

The Pentagon has released hundreds of UFO-related files, including Apollo mission transcripts, military videos and eyewitness reports of unexplained aerial phenomena. While the disclosures have raised ...

New government UFO files reveal Apollo 17 astronauts saw 'Fourth of July' like flashes and other strange phenomena during a ...