Imagine Alien Life | Known Universe
1:14
Imagine Alien Life | Known Universe
1M viewsFeb 27, 2012
YouTubeNational Geographic
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
Ancient Aliens: MYSTIC SECRETS OF MULTIVERSE REVEALED (Season 16) | History
4:55
Ancient Aliens: MYSTIC SECRETS OF MULTIVERSE REVEALED (Sea…
682.4K viewsNov 28, 2020
YouTubeHISTORY
Ancient Aliens: SCIENCE VS. RELIGION (Season 8) | History
3:05
Ancient Aliens: SCIENCE VS. RELIGION (Season 8) | History
311.9K viewsOct 24, 2019
YouTubeHISTORY
Ancient Aliens: The Universal Egg (Season 11, Episode 6) | History
5:03
Ancient Aliens: The Universal Egg (Season 11, Episode 6) | History
459.1K viewsJan 11, 2019
YouTubeHISTORY
Ancient Aliens: The Original Astronaut Theorist (Season 13) | History
3:22
Ancient Aliens: The Original Astronaut Theorist (Season 13) | H…
164.3K viewsMar 3, 2020
YouTubeHISTORY
What Happens If We’re Contacted By Aliens?
50:48
What Happens If We’re Contacted By Aliens?
16.9M viewsMar 11, 2019
YouTubeSpark
4:26
Ancient Aliens: Project Blue Book Proves UFO Phenomenon (Seaso…
373.7K viewsMar 4, 2021
YouTubeHISTORY
3:19
Ancient Aliens: HIDDEN ALIEN CODE IN DNA UNCOVERED (Seas…
984.2K viewsFeb 25, 2020
YouTubeHISTORY
2:49
Ancient Aliens: RADIO EVIDENCE OF GALACTIC ALIEN CIVILIZATIO…
817.5K viewsApr 4, 2020
YouTubeHISTORY
46:33
The Alien Files: UFOs Under Investigation (Full Episode S1|E8)
1.1M viewsJun 30, 2021
YouTubeExtreme Mysteries
5:16
Ancient Aliens: Manipulated Sound Produces Strange Levitation Effec…
661.2K viewsApr 8, 2021
YouTubeHISTORY
44:43
UFO Hunters: Alien Surveillance at Secret Government Facilities (S3, …
1.5M viewsMar 2, 2021
YouTubeHISTORY
48:51
UFOS & ALIENS - The Myth Of Space Travel | SPACETIME - SCIE…
3.5M viewsNov 29, 2019
YouTubeWELT Documentary
3:43
Ancient Aliens: NANOTECH & the Future of Space Travel (Season 14…
280.4K viewsJul 14, 2020
YouTubeHISTORY
8:30
The Impossible Task of Contacting Aliens | How the Universe Works
262.9K viewsJun 20, 2020
YouTubeScience Channel
43:05
A Piece of the Sun Missing? | NASA's Unexplained Files (Full Ep…
4.3M viewsJul 4, 2019
YouTubeScience Channel
1:33:30
Alien Life: Will We Know It When We See It? | World Science Festival
7.4M viewsJul 17, 2014
YouTubeWorld Science Festival
3:16
Life Changing UFO Encounter: Alien Mysteries
292.6K viewsJul 9, 2014
YouTubeYour Discovery Science
7:23
Ancient Aliens: UFO Investigation Reveals Another Dimension (Seas…
1M viewsAug 11, 2022
YouTubeHISTORY
1:39:30
Alienated | Full Movie | Sci-Fi Drama
1.3M viewsJan 7, 2023
YouTubeSci-Fi Central
18:31
Ancient Aliens: Inside Area 51's UFO Secrets | History
5.9M viewsMay 9, 2024
YouTubeHISTORY
19:37
Ancient Aliens: TOP 3 DEEP SEA UFO MYSTERIES | History
2M viewsJun 15, 2023
YouTubeHISTORY
35:57
Craziest Alien UFO Crashes | Ancient Aliens | History
443.1K views1 year ago
YouTubeHISTORY
5:14
Ancient Aliens: NASA’s Untold Extraterrestrial Encounter (Seaso…
1.8M viewsOct 28, 2021
YouTubeHISTORY
1:01:25
ALIEN - PRESIDENT CONNECTION | Alien Chronicles: Alien UFO Enco…
848K viewsAug 13, 2022
YouTubeExtreme Mysteries
5:31
Ancient Aliens: CIA Analyst Discovers UFO Base In Alaska (S1…
616.5K viewsMay 13, 2023
YouTubeHISTORY
45:56
Groundbreaking & Unexplainable Technology | Ancient Aliens | Hist…
2M views11 months ago
YouTubeHISTORY
3:07
Los Angeles Residents Spot A Possible Alien Invasion | Strange …
40K viewsJan 26, 2023
YouTubeScience Channel
See more videos
Static thumbnail place holder