Modern technology helps create a high resolution version of an old UFO photo. See more in this scene from Season 19, Episode 17, "The New UFO Hunters." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for ...

Tens of thousands of individuals go missing every year and many are never found. But this is not a new phenomenon. See more in this scene from Season 1, Episode 10, "Gone Without a Trace." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at ...

Is an alien assisting the U.S. government? See more in this #Short from Ancient Aliens. #AncientAliens "Ancient Aliens" explores the controversial theory that extraterrestrials have visited Earth for millions of years. HISTORY® is the leading destination for award-winning original series and ...

Are UFOs disappearing inside volcanoes? See more in this #Short from Ancient Aliens. #AncientAliens "Ancient Aliens" explores the controversial theory that extraterrestrials have visited Earth for millions of years. HISTORY® is the leading destination for award-winning original series and ...

Might there be a connection between all these missing person cases--one possibly involving otherworldly portals and even extraterrestrial beings? See more in this scene from Season 1, Episode 10, "Gone Without a Trace." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel ...

Could these underwater mysteries provide a record of extraterrestrial visitation? Find out in this clip from Season 19, Episode 19, The Top Ten Mysteries of the Deep. Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens ...

For thousands of years, people have held the belief that everyday objects can possess hidden energy. Talismans are seen as providing protection, good fortune, and some are even thought to embody a higher power. Learn more in this scene from Season 19, Episode 18, "The Power of The Talisman". ...

Strange beings came out of the ground in the Zone of Silence. See more in this #Short from Ancient Aliens. #AncientAliens "Ancient Aliens" explores the controversial theory that extraterrestrials have visited Earth for millions of years. HISTORY® is the leading destination for award-winning ...

Are these petroglyphs proof that Earth has been visited by extraterrestrials?! See more in Season 19, Episode 20, "The Top Ten Alien Petroglyphs." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for more ...

Did Tesla predict the future of technology? See more in this compilation from Ancient Aliens. 00:00 Cambridge, MA 06:29 Colorado Springs 13:10 Singapore Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe ...

Is there evidence of extraterrestrial technology existing on our planet? 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 Aliens and ...

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 ...