Roswell, New Mexico hides dark interstellar secrets. Uncover the truth in this Ancient Aliens compilation. Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite shows on The HISTORY Channel website at http://history.com/schedule. #AncientAliens ...

Check out these top 3 extraordinary supernatural creatures, in this compilation from Ancient Aliens. Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY ...

Are the Olympic gods really aliens? Learn more in this scene from Season 2, Episode 7, "Alien Outposts." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for more from Ancient Aliens and other great The ...

Do the stories in the Bible and other sacred texts speak of Gods or Extraterrestrials? The history of the human race and our true origins of where we come from can be traced back through archeology and a careful study of our past. Learn of a time when there were “Giants upon the Earth” and see ...

A strange monolith appears at the canyons in Utah, leaving people shocked and confused. Was this the work of extraterrestrials trying to communicate with us? Find out more in this clip from Season 2, "MYSTERY OF ALYOSHENKA / SKYQUAKES." Watch all new episodes of The Proof Is Out There, Fridays ...