Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

For instance, what if we really are being visited by aliens from other worlds and they turn out to be aggressive, violent, ...

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

This extremely mysterious phenomenon of UFOs or UAPs inevitably touches on matters of religion, spirituality, morality, and ...

A US pastor claims a private UFO briefing warned of future disclosures that could challenge biblical teachings, urging ...

Scientists have rewritten global 'first contact' protocols for how to confirm and announce the discovery of alien intelligence, stressing verification and transparency in an age of deepfakes and ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Left to Right: Steven Yeun in "Nope," the alien in Steven Spielberg's "E.T." and Scarlett Johansson in "Under the Skin" (Universal Pictures / A24) It didn’t take long for stories about ...

A team of remote viewers and sky watchers take to Mount Adams to perform an intricate experiment, in this clip from Season 18, "Ancient Aliens On Location: The UFO Investigations." ...