Ancient Astronaut Theory | National Geographic
3:04
Ancient Astronaut Theory | National Geographic
748.1K viewsApr 14, 2010
YouTubeNational Geographic
Ancient Aliens: ATLANTIS ON ANTARCTICA (Season 14) | History
3:29
Ancient Aliens: ATLANTIS ON ANTARCTICA (Season 14) | History
1.2M viewsMar 17, 2020
YouTubeHISTORY
Ancient Aliens: Humankind's RETURN to Mars (Season 16) | History
4:45
Ancient Aliens: Humankind's RETURN to Mars (Season 16) | His…
412.4K viewsApr 1, 2021
YouTubeHISTORY
What If Aliens Contact Us? | Alien Encounters (Full Episode)
43:08
What If Aliens Contact Us? | Alien Encounters (Full Episode)
783K viewsSep 19, 2019
YouTubeScience Channel
Did We Just Discover Alien Life? | Unveiled
8:58
Did We Just Discover Alien Life? | Unveiled
284.6K viewsMar 6, 2021
YouTubeUnveiled
Alien life on Earth | Outsiders | VPRO Documentary
14:00
Alien life on Earth | Outsiders | VPRO Documentary
239.5K viewsFeb 14, 2021
YouTubevpro documentary
UFO Hunters: Life-Altering Alien Encounter (S2, E8) | Full Episode | History
42:22
UFO Hunters: Life-Altering Alien Encounter (S2, E8) | Full Episode …
810.3K viewsDec 29, 2020
YouTubeHISTORY
5:46
What Alien Life Could Teach Us About Humanity
354.1K viewsDec 12, 2020
YouTubeFreethink
3:19
Ancient Aliens: HIDDEN ALIEN CODE IN DNA UNCOVERED (Seas…
983.1K viewsFeb 25, 2020
YouTubeHISTORY
13:19
Where are all the aliens? | Stephen Webb
4.5M viewsAug 16, 2018
YouTubeTED
8:44
The Compelling Evidence That Aliens Have Visited Earth
1.7M viewsFeb 26, 2016
YouTubeWhatCulture
4:19
Ancient Aliens: Incredible Area 51 Secrets Revealed (Season 15) | Hi…
3M viewsMar 18, 2021
YouTubeHISTORY
8:39
Why Haven't We Discovered Aliens Yet? | Unveiled
81.2K viewsSep 21, 2019
YouTubeUnveiled
4:35
Alien civilization: Report suggests there may be 36 intelligent aliens i…
248.5K viewsJun 23, 2020
YouTubeFox Business
7:47
Are Aliens Hiding on Planet Earth? | Unveiled
81.8K viewsDec 27, 2019
YouTubeUnveiled
5:35
Searching the Universe for Extraterrestrial Life: A Timeline
570K viewsMar 20, 2018
YouTubeNew York Magazine
4:33
Ancient Aliens: Indian Gods Descend from the Sky (Season 5) …
1.4M viewsJun 24, 2021
YouTubeHISTORY
25:03
The First Aliens | A Brief History of Aliens in Science Fiction
832.3K viewsJun 24, 2021
YouTubeQuinn's Ideas
5:07
Ancient Aliens: Holy Mysteries in Earth's Deepest Caves (Season 9) …
1.3M viewsNov 9, 2019
YouTubeHISTORY
1:33:30
Alien Life: Will We Know It When We See It? | World Science Festival
7.4M viewsJul 17, 2014
YouTubeWorld Science Festival
12:08
Sarah Kurnick: "Aliens built the pyramids" and other absurdities o…
412.7K viewsMar 18, 2021
YouTubeTED
12:49
Alien Life Form Found On Mars Grows Rapidly Once Brought Bac…
1.9M viewsJul 24, 2021
YouTubeStory Recapped
41:19
What NASA Knows About Mars | Ancient Aliens
496.9K views2 months ago
YouTubeHISTORY
3:39
Alien: Every Xenomorph Stage Explained
4.3K views8 months ago
YouTubeScreenRant
7:23
Ancient Aliens: UFO Investigation Reveals Another Dimension (Seas…
1M viewsAug 11, 2022
YouTubeHISTORY
6:54
Ancient Aliens: Atlantis' Extraterrestrial Connection (Seaso…
715.1K viewsMar 24, 2022
YouTubeHISTORY
18:31
Ancient Aliens: Inside Area 51's UFO Secrets | History
5.8M viewsMay 9, 2024
YouTubeHISTORY
19:37
Ancient Aliens: TOP 3 DEEP SEA UFO MYSTERIES | History
2M viewsJun 15, 2023
YouTubeHISTORY
5:14
Ancient Aliens: NASA’s Untold Extraterrestrial Encounter (Seaso…
1.8M viewsOct 28, 2021
YouTubeHISTORY
See more videos
Static thumbnail place holder