On September 12th, 1991, NASA captured strange extraterrestrial activity but has since kept it hidden, in this clip from Season 4, "The Nasa Connection." Watch all new episodes of Ancient Aliens, returning soon, and stay up to date on all of your favorite The HISTORY Channel shows at ...

Eyewitness video taken in England shows a strange orb splitting multiple times in the sky. Experts examine this footage for answers, in this clip from Season 2, "Sasquatch Sounds & Undersea Alien." Watch all new episodes of The Proof Is Out There, Fridays at 10/9c, and stay up to date on all ...

Off the coast of Cornwall, a glowing orb has been spotted flying at supernatural speeds, in this scene from Season 2, "Alaskan Sea Monster & Mystery Jungle Jet." Watch all new episodes of The Proof Is Out There, Fridays at 10/9c, and stay up to date on all of your favorite The HISTORY Channel ...

A mysterious rock bearing a cryptic design was discovered in Roswell, New Mexico in 2004. Now coined "The Roswell Rock," this piece of stone is unusually smooth and possesses unique magnetic properties, in Season 1, Episode 4, "The Roswell Rock." #InSearchOfAliens Subscribe for more HISTORY: ...

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Ancient astronaut theories believe that the tsunami of Crete in 365 AD could’ve been caused by an ancient god known as Poseidon, in this clip from Season 4, "Aliens and Mega-Disasters." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite The ...

The northern lights take a drastic turn when UFOs seem to erupt in the sky. Is this proof of extraterrestrial life? Find out in this clip from Season 2, "Jetpack Man & Alien Ocean Egg." Watch all new episodes of The Proof Is Out There, Fridays at 10/9c, and stay up to date on all of your ...

In June 2019, an eyewitness spotted strange orbs watching him at Lake Superior. Watch as experts examine the footage and reveal the truth, in this clip from Season 2, "Apocalyptic Lights & Baby Sharkman." Watch all new episodes of The Proof Is Out There, Fridays at 10/9c, and stay up to date ...

The mysterious Mediterranean island of Malta lies south of Sicily and is home to megalithic structures built by a mysterious prehistoric society. See more in Season 1, Episode 6, "The Mystery of the Cyclops." #InSearchOfAliens Subscribe for more HISTORY: http://histv.co/SubscribeHistoryYT ...

According to Francis Crick, human DNA was far too complex to have evolved over the history of planet earth, which led to theories of extraterrestrial interference with human DNA, in this clip from Season 17, "The Human Experiment." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and ...

In October 2020, satellite images captured an alien spacecraft on Antarctica - but is it real or just an optical illusion? Find out in this clip from Season 2, "Solar Spaceship & Invisibility Cloak." Watch all new episodes of The Proof Is Out There, Fridays at 10/9c, and stay up to date on all ...

In Gainesville, Florida, a strange orb is captured on camera falling from the sky and then exploding - could it be an alien probe? Find out in this clip from Season 2, "Two-Headed Serpent & Mummified Monster." Watch all new episodes of The Proof Is Out There, Fridays at 10/9c, and stay up to ...