Researchers believe they've discovered artificial structures on Mars, home to extraterrestrial civilizations, in this clip from Season 3, "Mysteries of Mars." #TheUnXplained Subscribe for more from The UnXplained and other great shows from The UnXplained Zone: ...

Researchers examine lost scrolls discovered in the ancient Roman city of Pompeii, in this clip from Season 3, "Mysterious Tombs." #TheUnXplained Subscribe for more from The UnXplained and other great The HISTORY Channel shows: http://histv.co/SubscribeHistoryYT Watch more The UnXplained on ...

Video evidence shows an unidentified object that resembles a "tic tac" off the coast of San Diego, in this clip from Season 3, "What Lies Below?" Watch all new episodes of The UnXplained, Fridays at 9/8c, and stay up to date on all of your favorite The HISTORY Channel shows at ...

Researchers believe they’ve discovered artificial structures on Mars, home to extraterrestrial civilizations, in this clip from Season 3, "Mysteries of Mars." #TheUnXplained Subscribe for more from The UnXplained and other great The HISTORY Channel shows: http://histv.co/SubscribeHistoryYT ...

Scientists at Cornell University come across evidence of multiple advanced extraterrestrial civilizations, in this clip from Season 3, "Apocalypse When?" Watch all new episodes of The UnXplained, Fridays at 9/8c, and stay up to date on all of your favorite The HISTORY Channel shows at ...

A strange object is spotted flying over Hohhot, Mongolia, but experts are having trouble determining if it's an advanced space weapon or an alien aircraft, in this clip from Season 2, " BIRDZILLA AND NEW MONTAUK MONSTER." Watch all new episodes of The Proof Is Out There, Fridays at 10/9c, and ...

Researchers believe they’ve discovered artificial structures on Mars, home to extraterrestrial civilizations, in this clip from Season 3, "Mysteries of Mars" Watch all new episodes of The UnXplained, Fridays at 8/7c, and stay up to date on all of your favorite The HISTORY Channel shows at ...

On July 4th, 2018, an eyewitness spots something in the sky that’s far more startling than fireworks, in this clip from Season 2, "Real Excalibur & Texas Teleportation." 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 ...

On January 9th, 2017, a shape-shifting UFO hovers over Salento, Italy leaving experts stumped, 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 date on all of your favorite The HISTORY ...

Scientists at Cornell University come across evidence of multiple advanced extraterrestrial civilizations after analyzing a map of the Milky Way, in this clip from Season 3, "Apocalypse When?" Watch all new episodes of The UnXplained, Fridays at 8/7c, and stay up to date on all of your ...

In Norway, an eyewitness catches what appears to be strange unidentified objects, explode, multiply, then travel towards the earth, see more in this clip from Season 2, "Jetpack Man & Alien Ocean Egg." Watch all new episodes of The Proof Is Out There, returning Friday, December 3 at 10/9c, and ...

Not everything is as it seems in Wichita, Kansas. An eyewitness spots a strange object in the sky, in this clip from Season 2, "Wichita UFO & Booming Sea Sound." 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 ...