Aliens, cryptids and unidentified flying objects such as Mothman and the Flatwoods Monster all have a supposed history of ...

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

A UFO expert has claimed an extraterrestrial arms race is underway with both Russia and China attempting to extract and copy ...

Do not shout ‘alien!’” Amid surge of public interest in UFOs or UAP, one group updated its rules for how news of ...

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology ...

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

As the Pentagon releases UFO-related files, the narrative of "Disclosure Day" mirrors real-life discussions on the ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

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

Scotland's World Cup match against Brazil was expected to attract plenty of attention -- but an anticipated alien invasion ...

Disclosure Day treats extraterrestrial life as a challenge to faith. It’s not.