Something is penetrating the sophisticated air defense network. See more in this scene from Season 2, Episode 1, "Unidentified Aerial Phenomena." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for more ...

Destruction will rain down on our planet. Who will be prepared? See more in this compilation from Ancient Aliens. 00:00 Doomsday Vault 05:29 Book of Revelation 11:26 Aliens Descended from Humans Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at ...

The truth is coming out about Roswell. See more in this scene from Season 2, Episode 2, "Extraterrestrial Informants." 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 ...

Bob Lazar reveals information about Area 51. See more in this scene from Season 2, Episode 2, "Extraterrestrial Informants." 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 ...

Meteor impacts, cosmic microbes, and space viruses have significantly impacted life as we know it. See more in this scene from Season 2, Episode 3, "Interstellar Fallout". Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. ...

Did aliens construct this ancient wonder of the world? See more in this compilation from Ancient Aliens. Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. 00:00 — Aliens Construct the 8th Wonder of the World 05:57 — Mysterious ...

Does an alien really work with the government at Area 51? See more in Season 2, Episode 4, "Extraterrestrial Close Encounters." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for more from Ancient Aliens ...

Where did the origins of magic begin? See more in this compilation from Ancient Aliens. 00:00 ORIGINS OF MAGIC EXPLAINED 04:59 WITCHCRAFT FROM OUTER SPACE 09:57 Alien Zombie Resurrection Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at ...

What secrets lay in this ancient written language? See more in this scene from Season 2, Episode 5, "Aliens and the Buried Past." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for more from Ancient ...

Check out these top 3 moments where Ireland experienced extra terrestrial phenomena. See more 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 ...

Did giants from the sky build these structures on Earth? See more in this scene from Season 2, Episode 5, "Aliens and the Buried Past." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for more from Ancient ...

An investigation is opened when a pilot claims to have seen a gigantic spaceship while on a flight. See more in this scene from Season 2, Episode 1, "Unidentified Aerial Phenomena." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. ...