Theorists believe that thousands of years ago, extraterrestrials landed on Earth in the season 20 premiere of History Channel’s hit series “Ancient Aliens” set to air Thursday, January 15 at 9 p.m.

"Ancient Aliens" is the show that just won't quit but then, with 75 million years to investigate for signs of alien visitation to Earth, why would it. Presented (and exec produced) by the ...

The popular history docuseries Ancient Aliens returns to the History Channel with its season 22 premiere Thursday, Ja. 15 at 9/8c. During the season 22 premiere episode, viewers tuning in will join ...

Ancient Aliens on the History Channel has done it again with this Bigfoot and Aliens episode. How wacky! Ancient Aliens is definitely a show on History Channel that I will be reacting and talking ...