Including results for alien theory 2021.
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Why haven’t we found aliens? A physicist shares the most popular theories. | Brian Cox
12:47
Why haven’t we found aliens? A physicist shares the most popular th…
2.8M viewsSep 29, 2023
YouTubeBig Think
Outer Space’s Most Baffling Mysteries | Ancient Aliens | History
33:04
Outer Space’s Most Baffling Mysteries | Ancient Aliens | History
708.2K views11 months ago
YouTubeHISTORY
Top 20 Alien Conspiracy Theories
20:43
Top 20 Alien Conspiracy Theories
92.5K viewsNov 14, 2024
YouTubeWatchMojo.com
The UFO Phenomenon | Full Documentary 2021 | 7NEWS Spotlight
1:18:48
The UFO Phenomenon | Full Documentary 2021 | 7NEWS Spotlight
16.8M viewsSep 6, 2021
YouTube7 News Spotlight
Linda Moulton Howe's BIGGEST Theories Revealed | Ancient Aliens | History
23:20
Linda Moulton Howe's BIGGEST Theories Revealed | Ancient Aliens | …
271.3K views9 months ago
YouTubeHISTORY
Mystery Object Moving Unusually Towards Earth! | Comet or An Alien Probe? | WION
3:29
Mystery Object Moving Unusually Towards Earth! | Comet or An Alien P…
176.4K views6 months ago
YouTubeWION
Neil deGrasse Tyson Explains Alien Visits, UFOs, and Other Conspiracies
19:20
Find in video from 02:22Hollywood's Influence on Alien Beliefs
Neil deGrasse Tyson Explains Alien Visits, UFOs, and Other Conspiracies
1.4M viewsMar 9, 2021
YouTubeStarTalk
4:47
Ancient Aliens: Aliens Human Hybrids Revealed (Season 4) | History
957.5K viewsAug 26, 2021
YouTubeHISTORY
2:25:14
Find in video from 00:10Introduction to Alien Agenda
Alien Agenda: Planet Earth - The Cosmic Conspiracy
1.7M viewsMar 4, 2023
YouTubeExtreme Mysteries
2:16
The Alien Perspective - Official Trailer
90K viewsJan 2, 2025
YouTubeIGN
8:38
Alien: Earth — Theories That Actually Fit the Timeline
48.9K views5 months ago
YouTubeScreen Rant
9:59
Find in video from 01:00NASA's Encounter with Aliens
Humans Will Meet ALIENS Within a FEW YEARS! Former NASA Scientist …
486.3K viewsMay 12, 2022
YouTubeLAB 360
15:29
Find in video from 07:53Alien
Un Exobiologiste analyse les aliens dans les films (Prometheus, La Guerr…
324.4K viewsAug 21, 2024
YouTubeAlloCiné
2:16
The Alien Perspective - Official Trailer (2025) Documentary
153K viewsDec 20, 2024
YouTubeIGN Movie Trailers
1:03
Alien: Romulus | Teaser Trailer
22.1M viewsMar 20, 2024
YouTube20th Century Studios
1:16:35
How Close Are We To Finding Alien Life?
549.5K viewsMar 13, 2024
YouTubeWhat If
6:47
The Alien Interview Explained - real or fake?
1.9M viewsJun 19, 2017
YouTubebillschannel
18:31
Ancient Aliens: Inside Area 51's UFO Secrets | History
5.8M viewsMay 9, 2024
YouTubeHISTORY
1:47
Investigation Alien | Official Trailer | Netflix
1.7M viewsOct 11, 2024
YouTubeNetflix
2:15
Watch The Official Trailer For UFO Documentary The Alien Perspective […
Dec 19, 2024
MSNScreenRant
47:23
Alien (Featuring Will Smith) | Full Episode | One Strange Rock
6.2M viewsJun 24, 2021
YouTubeNational Geographic
13:11
Apollo 11’s ‘third astronaut’ reveals secrets from dark side of the moon | …
15.7M viewsJun 3, 2019
YouTube60 Minutes Australia
3:14
ALIEN: EARTH Trailer (2025) Teaser | 4K UHD
76.4K viewsNov 20, 2024
YouTubeMovieGasm‍․com
0:31
ALIEN: EARTH - Official Teaser Trailer (2025)
7K viewsSep 3, 2024
YouTubeEntertainment Access
50:48
What Happens If We’re Contacted By Aliens?
16.8M viewsMar 11, 2019
YouTubeSpark
7:14
We Explain The New World Order Conspiracy Theory
3.6M viewsNov 2, 2019
YouTubeBuzzFeed Unsolved Network
4:37
Ancient Aliens: Irish Myth Exposes Extraterrestrial Technology (Season …
474.1K viewsAug 27, 2022
YouTubeHISTORY
8:01
Top 7 Real UFO Encounters That PROVE Aliens Are Among Us!
384.4K viewsSep 3, 2022
YouTubeLAB 360
1:01:23
Alien Colony Earth - Human Harvest (Full Documentary)
32.3K viewsJun 30, 2023
YouTubeExtreme Mysteries
21:02
Find in video from 01:23The Alien Conspiracy Theory
On the Hunt for UFOs With Alien Conspiracy Theorists | Field Notes
203.3K viewsSep 30, 2022
YouTubeVICE News
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