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506 results
In one of his final on-camera appearances, iconic physicist Stephen Hawking issued a warning to humanity about the existential ...
11,078,305 views
6 years ago
A new subterranean realm is discovered deep in the caves of Vietnam, in this clip from Season 18, "Secrets of Inner Earth." Watch ...
4,568,729 views
1 year ago
When will they return? See more in this compilation from Ancient Aliens. Watch your favorite episodes of Ancient Aliens on The ...
345,981 views
3 months ago
UFO researcher, Albert K. Bender, had to halt his studies after being visited by strange entities dressed in all black, in this clip from ...
3,313,183 views
2 years ago
"Ancient Aliens" explores the controversial theory that extraterrestrials have visited Earth for millions of years. HISTORY® is the ...
2,931,008 views
3 years ago
894,569 views
4 years ago
6,486,208 views
5 years ago
The search continues with new episodes of In Search Of Fridays at 10/9c! Ancient texts known as the Nag Hammadi codices ...
1,928,141 views
R'Ha, directed by Kaleb Lechowski, is a fight for survival in a solar system where no one can be trusted. A civil war started by ...
11,329,702 views
7 years ago
The US company Planet is taking revealing satellite images of the Russian invasion of Ukraine. CNN's Gary Tuchman reports.
4,874,323 views
Experts believe there's more nonhuman activity happening in Antarctica that's being kept a secret. See more in this clip from, ...
3,128,070 views
Ancient astronaut theorists uncover Mesopotamian inscriptions that provide evidence of the Anunnaki existence thousands of ...
658,562 views
Ring is giving away $1 million to whoever can capture evidence of extraterrestrial life on a Ring camera.
473,000 views
8 months ago
Astrophysicist Neil deGrasse Tyson reacts to so-called alien bodies brought out in front of Mexico's Congress. #CNN #News.
2,862,089 views
9 months ago
Witnesses are left feeling uneasy after experiencing this mysterious phenomenon. See more in this compilation from The Proof Is ...
5,985,995 views
5 months ago
2,778,795 views
The space agency released the findings after a yearlong study into UFOs. MORE: ...
463,764 views
How could we defend Earth against an alien Invasion? Do we even stand a chance? Could the United States, Russia and China ...
2,721,253 views
Tune in to Alien Invasion Week on History starting Monday 9/30 through Friday 10/4 for new Ancient Aliens, plus the premiere of In ...
608,158 views
The Dogon tribe knew about a star that is invisible to the human eye years before it was discovered, how could this be possible?
600,655 views