Alien Theories You Have to See to Believe | Ancient Aliens | Marathon | History
2:12:17
YouTubeHISTORY
Alien Theories You Have to See to Believe | Ancient Aliens | Marathon | History
Did aliens really help to shape our history? See more in this two hour marathon from Ancient Aliens. Watch full episodes and stay up to date on all of your favorite shows on The HISTORY Channel website at http://history.com/schedule. #HISTORY #AncientAliens Find out more about the show and watch full episodes on our site: https://histv.co ...
393.7K views10 months ago
Alien Earth Series Review
Alien: Earth (2025) Review
4:20
Alien: Earth (2025) Review
YouTubeJoBlo Horror
6.8K views8 months ago
Alien: Earth | Full Season, Non-Spoiler Review
11:45
Alien: Earth | Full Season, Non-Spoiler Review
YouTubeIGN
282.6K views8 months ago
Alien Earth (2025) Series Review || All Episodes || Alien Earth Review || Faheem Taj
2:42
Alien Earth (2025) Series Review || All Episodes || Alien Earth Review || Faheem Taj
YouTubeFT Review
20.8K views7 months ago
Top videos
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 theories. | Brian Cox
YouTubeBig Think
2.9M viewsSep 29, 2023
The Hybrid Theory: Human or Alien? | Ancient Aliens | History
32:32
The Hybrid Theory: Human or Alien? | Ancient Aliens | History
YouTubeHISTORY
966K views5 months ago
Linda Moulton Howe's BIGGEST Theories Revealed | Ancient Aliens | History
23:20
Linda Moulton Howe's BIGGEST Theories Revealed | Ancient Aliens | History
YouTubeHISTORY
296.6K views1 year ago
Alien Earth Cast Interviews
LIVE FROM SDCC 2025: ALIEN EARTH Director & Cast Interview!
15:26
LIVE FROM SDCC 2025: ALIEN EARTH Director & Cast Interview!
YouTubeNew Rockstars
28K views8 months ago
Interviews With The "Alien: Earth" Cast & Executive Producers
17:03
Interviews With The "Alien: Earth" Cast & Executive Producers
YouTubeNext Best Picture
1.8K views8 months ago
Alien Earth Cast Talks Bringing The Terror Home! - Timothy Olyphant, Sydney Chandler - SDCC 2025
4:10
Alien Earth Cast Talks Bringing The Terror Home! - Timothy Olyphant, Sydney Chandler - SDCC 2025
YouTubeComicbook.com
8.8K views9 months ago
Including results for alien theory 2021.
Do you want results only for Alien Theory2021?
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 theories. | Brian Cox
2.9M viewsSep 29, 2023
YouTubeBig Think
The Hybrid Theory: Human or Alien? | Ancient Aliens | History
32:32
The Hybrid Theory: Human or Alien? | Ancient Aliens | History
966K views5 months ago
YouTubeHISTORY
Linda Moulton Howe's BIGGEST Theories Revealed | Ancient Aliens | History
23:20
Linda Moulton Howe's BIGGEST Theories Revealed | Ancient Aliens | History
296.6K views1 year ago
YouTubeHISTORY
Big Alien Theory
40:56
Big Alien Theory
100.8K views2 months ago
YouTubeIsaac Arthur
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 became impossible to ignore
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
9.3M viewsApr 22, 2025
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 Probe? | WION
176.6K views9 months ago
YouTubeWION
7:33
Mystery of Interstellar Comet 3I/ATLAS | Alien Theory or Natural Wonder? | NASA & Harvard | 4K
23.8K views5 months ago
YouTubeCNN-News18
42:15
The Global Threat (Full Episode) | UFOs: Investigating the Unknown
6.7M viewsFeb 24, 2024
YouTubeNational Geographic
33:04
Outer Space’s Most Baffling Mysteries | Ancient Aliens | History
799.4K viewsMar 4, 2025
YouTubeHISTORY
20:27
Humans From the Future | Ancient Aliens | History
1.7M views11 months ago
YouTubeHISTORY
1:18:32
The NEW Complete Alien Timeline (1979 - 2025)
112.4K views5 months ago
YouTubeNerdist
2:05:33
Uncovering the Truth: Giants, Alien Relics & The Human Experiment *Marathon* | Ancient Aliens
458.5K views8 months ago
YouTubeHISTORY
8:38
Alien: Earth — Theories That Actually Fit the Timeline
49.1K views8 months ago
YouTubeScreenRant
44:25
Experts Reveal What Really Happened (Full Episode) | Area 51: The CIA's Secret
9.1M viewsJun 23, 2024
YouTubeNational Geographic
59:11
Ancient Aliens: TOP UFO MYSTERIES OF 2025 | Part 1
376.8K views4 months ago
YouTubeHISTORY
1:07:32
The Best NEW Science-Fiction Movies (Trailers)
9M viewsFeb 28, 2021
YouTubeKinoCheck.com
1:04:21
Top 40 Horror Movie Theories That Turned Out to Be True and 10 That Really Didn't
188.5K views7 months ago
YouTubeWatchMojo.com
1:18:30
Brian Cox: Why black holes could hold the secret to time and space | Full Interview
4M views9 months ago
YouTubeBig Think
2:02
Alien: Romulus | Official Trailer
13.3M viewsJun 4, 2024
YouTube20th Century Studios
1:02:43
The Best NEW Science-Fiction Movies (Trailers)
1.9M viewsAug 13, 2021
YouTubeKinoCheck.com
1:47
Investigation Alien | Official Trailer | Netflix
1.7M viewsOct 11, 2024
YouTubeNetflix
1:03
Alien: Romulus | Teaser Trailer
22.2M viewsMar 20, 2024
YouTube20th Century Studios
40:40
DAVID ICKE - Aliens are HERE! Exposing the illuminati Government 👽
1.7M viewsNov 15, 2023
YouTubeTrue Geordie
7:43
Lizard People Conspiracy Theory Explained
2.8M viewsDec 6, 2019
YouTubeBuzzFeed Unsolved Network
18:31
Ancient Aliens: Inside Area 51's UFO Secrets | History
5.8M viewsMay 9, 2024
YouTubeHISTORY
1:16:35
How Close Are We To Finding Alien Life?
554.9K viewsMar 13, 2024
YouTubeWhat If
4:34
The Pentagon’s Mysterious UFO Program (S21) | Ancient Aliens | History
38.3K views11 months ago
YouTubeHISTORY
1:01:51
Exposing Government Secrets! | ALIEN AND UFO ENCOUNTERS: THE TOP 20
393.8K viewsApr 28, 2024
YouTubeFilmIsNow Movies
See more