The Extraterrestrial Genetic Theory | Ancient Aliens
42:25
YouTubeHISTORY
The Extraterrestrial Genetic Theory | Ancient Aliens
Could humanity’s genetic origins hold clues to extraterrestrial involvement? Explore theories, ancient accounts, and scientific mysteries that some believe suggest a connection between alien visitors and human DNA. See more in this compilation. Stay up to date on all of your favorite shows on The HISTORY Channel website at http://history.com ...
53.6K views22 hours ago
Shorts
Why Scientists Think This Is Our Strongest Evidence of Aliens
20:00
540.8K views
Why Scientists Think This Is Our Strongest Evidence of Aliens
Astrum
The Alien Secrets Hidden in Plain Sight | *MARATHON* | Ancient Aliens
2:12:16
142K views
The Alien Secrets Hidden in Plain Sight | *MARATHON* | Ancient Aliens
HISTORY
Alien Behind the Scenes
Get a behind-the-scenes look at Alien: Earth's terrifying Xenomorph practical effects. #AlienEarthFX
0:59
Get a behind-the-scenes look at Alien: Earth's terrifying Xenomorph practical effects. #AlienEarthFX
YouTubeFX Networks
248.6K views10 months ago
Alien: Behind the scenes
2:02
Alien: Behind the scenes
YouTubeAudible UK
5.6K viewsJun 20, 2016
Alien: Earth | On-Set Dispatches: Up Close With The New Creatures | FX
5:16
Alien: Earth | On-Set Dispatches: Up Close With The New Creatures | FX
YouTubeFX Networks
69K views9 months ago
Top videos
Alien Trailer HD (Original 1979 Ridley Scott Film) Sigourney Weaver
1:58
Alien Trailer HD (Original 1979 Ridley Scott Film) Sigourney Weaver
YouTubeRotten Tomatoes Trailers
3M viewsMay 22, 2012
Craziest Alien UFO Crashes | Ancient Aliens
35:47
Craziest Alien UFO Crashes | Ancient Aliens
YouTubeHISTORY
154.6K views5 days ago
Alien (1979) Trailer
2:11
Alien (1979) Trailer
YouTubeHitmonTom
7.3M viewsDec 12, 2009
Alien Concept Art
Massachusetts UFO Mysteries | Ancient Aliens
15:17
Massachusetts UFO Mysteries | Ancient Aliens
YouTubeHISTORY
100.4K views6 days ago
The Radar Contact No One Could Explain (S18) | Ancient Aliens
5:44
The Radar Contact No One Could Explain (S18) | Ancient Aliens
YouTubeHISTORY
45.8K views3 days ago
Alien: Earth | Official Trailer | FX
2:23
Alien: Earth | Official Trailer | FX
YouTubeFX Networks
27.1M viewsJun 5, 2025
Alien Trailer HD (Original 1979 Ridley Scott Film) Sigourney Weaver
1:58
Alien Trailer HD (Original 1979 Ridley Scott Film) Sigourney Weaver
YouTubeRotten Tomatoes Trailers3M viewsMay 22, 2012
Craziest Alien UFO Crashes | Ancient Aliens
35:47
Craziest Alien UFO Crashes | Ancient Aliens
YouTubeHISTORY154.6K views5 days ago
Alien (1979) Trailer
2:11
Alien (1979) Trailer
YouTubeHitmonTom7.3M viewsDec 12, 2009
Why Scientists Think This Is Our Strongest Evidence of Aliens
20:00
Why Scientists Think This Is Our Strongest Evidence of Aliens
YouTubeAstrum540.8K views6 days ago
The Alien Secrets Hidden in Plain Sight | *MARATHON* | Ancient Aliens
2:12:16
The Alien Secrets Hidden in Plain Sight | *MARATHON* | Ancient Aliens
YouTubeHISTORY142K views4 days ago
Massachusetts UFO Mysteries | Ancient Aliens
15:17
Massachusetts UFO Mysteries | Ancient Aliens
YouTubeHISTORY100.4K views6 days ago
The Radar Contact No One Could Explain (S18) | Ancient Aliens
5:44
The Radar Contact No One Could Explain (S18) | Ancient Aliens
YouTubeHISTORY45.8K views3 days ago
2:23
Alien: Earth | Official Trailer | FX
YouTubeFX Networks27.1M viewsJun 5, 2025
9:25
Alien: Harvest | Directed by Benjamin Howdeshell | ALIEN ANTHOLOGY
YouTubeAlien Anthology10.3M viewsMay 3, 2019
12:15
The Alien Movie Saga Finally Explained
YouTubeLooper3.4M viewsMay 3, 2020
2:42
Alien (1979) - Ripley's Last Stand Scene (5/5) | Movieclips
YouTubeMovieclips2.5M viewsMay 16, 2015
2:34
Alien (1979) - The Alien Appears Scene (3/5) | Movieclips
YouTubeMovieclips2.1M viewsMay 16, 2015
2:21
A Tiny Alien Changed Everything
YouTubeCurious FM407.7K views1 week ago
23:48
Alien (Xenomorph)- All Powers from the films
YouTubeAll Powers Explained3.2M viewsOct 16, 2021
21:35
Could Wormholes Connect the Cosmos? | Ancient Aliens
YouTubeHISTORY40.3K views1 day ago
5:57
ALIEN: RESURRECTION Final Scene (1997) Sigourney Weaver
YouTubeJoBlo Movie Clips1.4M viewsMay 30, 2023
33:17
Millions are Being WARNED RIGHT NOW ❗😲 - Aliens, UFO, Why Files, Joe Rogan, Skinwalker, TikToks
YouTubeSKizzle22.7K views9 hours ago
5:19
Pentagon Releases More UFO Files: Mystery Continues | Vantage on Firstpost | 4K
YouTubeFirstpost11K views1 day ago
8:05
Alien Underworld Inside Uranus?! | Space's Deepest Secrets | Science Channel
YouTubeScience Channel4.5K views4 days ago
0:09
BREAKING: Illegal alien who killed 3 with his truck in CA sentenced to UNDER 5 YEARS
x.comEnd Wokeness251.5K views13 hours ago
4:58
M41A Pulse Rifle
YouTubeJohnny Johnson13.7K views21 hours ago
4:59
Newborn Vs Queen Scene | ALIEN RESURRECTION (1997) Sci-Fi, Movie CLIP HD
YouTubeJoBlo Movie Clips2.7M viewsJun 19, 2024
5:40
ALIEN: COVENANT Clip - "Neomorph Attack" (2017) Sci-Fi
YouTubeJoBlo Movie Clips1.1M viewsApr 5, 2023
5:09
AVP: ALIEN VS. PREDATOR Clip - "Xenomorph Kills Predator" (2004)
YouTubeJoBlo Movie Clips8.3M viewsApr 27, 2021
9:25
Top 10 Times Aliens Were Caught on Camera
YouTubeWatchMojo.com1.9M viewsMay 16, 2022
46:02
Alien Stage | All episodes in order + english subtitles
YouTubeDalandan12950.6K views8 months ago
4:26
Neil deGrasse Tyson on UFO files: 'Bring out the alien' if you have one | The Hill
YouTubeNewsNation4.7K views11 hours ago
5:13
AVP: ALIEN VS. PREDATOR Clip - "An Alliance" (2004)
YouTubeJoBlo Movie Clips11.3M viewsMay 6, 2021
See more
Static thumbnail place holder
You may also want to search