The Global Threat (Full Episode) | UFOs: Investigating the Unknown
42:15
The Global Threat (Full Episode) | UFOs: Investigating the Unknown
6.7M viewsFeb 24, 2024
YouTubeNational Geographic
Space's Most Mysterious Worlds: The Unique World of Alien Planets! 🌌 (Full Documentary)
40:34
Space's Most Mysterious Worlds: The Unique World of Alien Planets…
32 views1 day ago
YouTubeScience Documents
The Blue Sphere: The World's Strangest UFO Sighting
43:38
The Blue Sphere: The World's Strangest UFO Sighting
2.6K views1 day ago
YouTubeReal Stories
What If You Landed on Every Alien Planet?
1:44:12
What If You Landed on Every Alien Planet?
2.6K views4 days ago
YouTubeWhat If
Alien Encounters You Won't Believe | Ancient Aliens | History
57:28
Alien Encounters You Won't Believe | Ancient Aliens | History
38.3M viewsDec 15, 2022
YouTubeHISTORY
The Universe: Explore the Alien Worlds of Outer Space *3 Hour Marathon* | History
2:56:33
The Universe: Explore the Alien Worlds of Outer Space *3 Hour Ma…
5.2M viewsOct 15, 2023
YouTubeHISTORY
UFOS & ALIENS - The Myth Of Space Travel | SPACETIME - SCIENCE SHOW
48:51
UFOS & ALIENS - The Myth Of Space Travel | SPACETIME - SCIE…
3.5M viewsNov 29, 2019
YouTubeWELT Documentary
1:09:50
Unsolved Alien Mysteries: from Alaska's Pyramid to the Freemaso…
3M views7 months ago
YouTubeHISTORY
1:30:54
Alien Contact: How Would Humanity React? | FULL DOCUMENTARY
686.7K viewsMar 9, 2025
YouTubeNaked Science
1:16:35
How Close Are We To Finding Alien Life?
553.9K viewsMar 13, 2024
YouTubeWhat If
16:35
Unexplained Children With Incredible Abilities | Ancient Aliens
199.5K views1 week ago
YouTubeHISTORY
2:16
The Alien Perspective - Official Trailer (2025) Documentary
154.5K viewsDec 20, 2024
YouTubeIGN Movie Trailers
52:36
The Nearest Planets That Could Have Alien Life
17.4K views1 week ago
YouTubeWonder
40:23
THE ALIEN PROTOCOL: प्राचीन सभ्यता और एलियंस का गहरा …
2K views14 hours ago
YouTubeScience Documents Mysteries
44:25
Experts Reveal What Really Happened (Full Episode) | Area 51…
9.1M viewsJun 23, 2024
YouTubeNational Geographic
0:41
The Truth About Alien Life in Bioluminescent Reef Worlds
2.5K views3 days ago
YouTubeChristos Avatar TV
45:26
Shamans Opened PORTALS to Other Dimensions! | Transdimensi…
1.1K views5 days ago
YouTubeSci-Fi Central
52:39
The Most Earth-Like Planets Ever Discovered
13.5K views3 days ago
YouTubeWonder
47:23
Alien (Featuring Will Smith) | Full Episode | One Strange Rock
6.2M viewsJun 24, 2021
YouTubeNational Geographic
35:57
Craziest Alien UFO Crashes | Ancient Aliens | History
394.4K views11 months ago
YouTubeHISTORY
1:01:51
Exposing Government Secrets! | ALIEN AND UFO ENCOUNTERS: T…
393.8K viewsApr 28, 2024
YouTubeFilmIsNow Movies
1:13:59
One Hour Of Mind-Blowing Space Mysteries | Full Series | BBC Eart…
2.3M viewsJul 30, 2023
YouTubeBBC Earth Science
1:18:32
The NEW Complete Alien Timeline (1979 - 2025)
112.4K views5 months ago
YouTubeNerdist
42:14
UFO Sightings at Nuclear Bases (Full Episode) | UFOs: Investigatin…
2.2M viewsJul 28, 2023
YouTubeNational Geographic
22:49
A Mysterious Beam Fell From The Sky… Millions Watched Nobody C…
317 views1 day ago
YouTubeGlobeGo
44:23
The Universe: UFOs Caught Visiting Earth (S6, E6) | Full Episode | Hist…
6M viewsNov 11, 2022
YouTubeHISTORY
2:16:55
James Webb Detected Something on This Exoplanet That Changes E…
84 views5 hours ago
YouTubeLate Science
1:15:13
Alien AI Discovered (2025) Shadows of the Extraterrestrial Mind [Sci-Fi…
52 views3 days ago
YouTubeITN Movies
50:15
Universe: Beyond the Millennium - Alien Life
1.1M viewsMar 21, 2014
YouTubeNaked Science
See more videos
Static thumbnail place holder