Including results for alien theory 2021.
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The Hybrid Theory: Human or Alien? | Ancient Aliens | History
32:32
The Hybrid Theory: Human or Alien? | Ancient Aliens | History
1M views8 months ago
YouTubeHISTORY
The Truth Behind These Unexplained Phenomena | Ancient Aliens
20:20
The Truth Behind These Unexplained Phenomena | Ancient Aliens
182.4K views1 month ago
YouTubeHISTORY
Big Alien Theory
40:56
Big Alien Theory
89.8K views4 months ago
YouTubeIsaac Arthur
Aliens, spaceships and President Trump: The UFO disclosure movement takes center stage
7:37
Aliens, spaceships and President Trump: The UFO disclosure moveme…
14.9K views6 days ago
YouTubeScripps News
The ancient alien theory sounded possible - until the missing evidence became impossible to ignore
31:07
The ancient alien theory sounded possible - until the missing evidence …
3 weeks ago
MSNIsaac Arthur
Inside Look At Area 51 *New Theories Revealed!* | Ancient Aliens | History
34:00
Inside Look At Area 51 *New Theories Revealed!* | Ancient Aliens | History
10.4M viewsApr 22, 2025
YouTubeHISTORY
How Close Are We To Finding Alien Life?
1:16:35
How Close Are We To Finding Alien Life?
558.3K viewsMar 13, 2024
YouTubeWhat If
30:49
Alien Theory: Comet 3I/ATLAS Enters Solar System With Unusual Tail Shift …
9.1K views8 months ago
YouTubeCNN-News18
3:29
Mystery Object Moving Unusually Towards Earth! | Comet or An Alien P…
176.6K views11 months ago
YouTubeWION
5:49
Powerful Alien Visitors Influence Our DNA (Season 15) | Ancient Aliens | Hi…
43.9K viewsJun 18, 2025
YouTubeHISTORY
6:07
Ancient Aliens: The Shocking Theory Behind the Gods (S1)
17.4K views1 month ago
YouTubeHISTORY
48:49
Inside the Mystery of the Greys | Ancient Aliens
1.6M views5 months ago
YouTubeHISTORY
20:27
Humans From the Future | Ancient Aliens | History
1.9M viewsMay 8, 2025
YouTubeHISTORY
2:05:33
Uncovering the Truth: Giants, Alien Relics & The Human Experiment *Ma…
599.7K views10 months ago
YouTubeHISTORY
1:18:32
The NEW Complete Alien Timeline (1979 - 2025)
184.3K views7 months ago
YouTubeNerdist
23:35
Space Secrets and NASA’s Role in the Alien Agenda | Ancient Aliens | History
273.4K views10 months ago
YouTubeHISTORY
8:38
Alien: Earth — Theories That Actually Fit the Timeline
49.3K views10 months ago
YouTubeScreenRant
15:12
Michael Masters' Theory That Aliens Are Time Travelers
1.4M views6 months ago
YouTubeJRE Clips
10:47
Spielberg's Disclosure Day Is Closer To Truth Than Fiction
160K views2 months ago
YouTubeScreenRant
9:10
Disclosure Day: The Conspiracy Thread Taking Over The Internet
106.6K views4 months ago
YouTubeScreenRant
10:07
Are We Alone in the Universe? We’re Close to Finding Out | Lisa Kaltenegg…
198.2K viewsFeb 13, 2025
YouTubeTED
59:11
Ancient Aliens: TOP UFO MYSTERIES OF 2025 | Part 1
413.2K views7 months ago
YouTubeHISTORY
1:18:30
Brian Cox: Why black holes could hold the secret to time and space | Full Int…
4.5M views1 year ago
YouTubeBig Think
23:20
Linda Moulton Howe's BIGGEST Theories Revealed | Ancient Aliens | …
332.7K viewsMay 1, 2025
YouTubeHISTORY
33:04
Outer Space’s Most Baffling Mysteries | Ancient Aliens | History
821.2K viewsMar 4, 2025
YouTubeHISTORY
13:20
10 Alien Species Believed to Be Visiting Earth
123.3K viewsJun 25, 2025
YouTubeWatchMojo.com
20:43
Top 20 Alien Conspiracy Theories
95K viewsNov 14, 2024
YouTubeWatchMojo.com
2:16
The Alien Perspective - Official Trailer
90.5K viewsJan 2, 2025
YouTubeIGN
1:06:43
Alien Origins | Aliens On Earth: The True Story Of Human's Origin | Full S…
4.4K views9 months ago
YouTubeV Movies
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