The search continues with new episodes of In Search Of Fridays at 10/9c! Could the mythical horns that brought down the walls of Jericho actually have been alien technology? Ancient Astronaut Theorists say "yes" in this clip from Season 8, "Mysterious Devices". #AncientAliens Subscribe for more ...

The search continues with new episodes of In Search Of Fridays at 10/9c! Ancient Astronaut Theorists believe that Earth's Van Allen radiation belt could actually be advanced extraterrestrial technology designed to protect us from hostile alien weapons, in this scene from Season 10, "The Alien ...

The search continues with new episodes of In Search Of Fridays at 10/9c! Are aliens using crop circles as a portal to travel through time? Ancient astronaut theorists say yes in this clip from Season 10, "Circles From the Sky". #AncientAliens Subscribe for more from Ancient Aliens and other ...

Stay up to date on all of HISTORY's latest premieres at http://history.com/schedule An ancient Babylonian story about three wise who were sent through a firey furnace leads ancient astronaut theorists to suggest there is a star gate in Iraq in this clip from Season 10, "The Forbidden Zones." ...

Watch all new episodes of Ancient Aliens returning Saturday, April 11th at 9/8c, and stay up to date on all of your favorite History Channel shows at https://history.com/schedule. Ancient Astronaut Theorists believe the government is reverse engineering element 115, a substance recovered from an ...

When an object called ʻOumuamua' was detected flying through our solar system in 2017, scientists were baffled by its strange behavior. Many said it was just a bizarre space rock, but Harvard astrophysicist Avi Loeb believes it was most likely a relic of an alien civilization. And he thinks you ...