The best of Neil deGrasse Tyson: Aliens, UFOs, asteroids & more
37:47
YouTubeCNN
The best of Neil deGrasse Tyson: Aliens, UFOs, asteroids & more
Astrophysicist Neil deGrasse Tyson speaks with CNN over the years about a wide variety of otherworldy topics including aliens, UFOs, life on Mars and more. 0:00 The Best of Neil deGrasse Tyson 0:19 Hear what surprised Neil deGrasse Tyson about purported ‘alien' corpses 2:41 UFO doesn't automatically mean aliens 7:53 What would aliens say ...
16.9K views6 days ago
Shorts
Brian Cox Visits ‘Alien’ Living in ‘Death Trap’ Cave | BBC Earth Science
4:14
70.6K views
Brian Cox Visits ‘Alien’ Living in ‘Death Trap’ Cave | BBC Earth Science
BBC Earth Science
Cosmic Secrets of Monoliths (S9, E13) | Ancient Aliens: The Ultimate Evidence | Full Episode
43:16
42.1K views
Cosmic Secrets of Monoliths (S9, E13) | Ancient Aliens: The Ultimate Evidence | Full
HISTORY
Alien Earth Movie
The Rise & Fall of ET Species | Ancient Aliens
7:36
The Rise & Fall of ET Species | Ancient Aliens
YouTubeHISTORY
20.6K views1 week ago
Alien - Official 45th Anniversary Trailer (1979) Sigourney Weaver, Tom Skerritt
0:34
Alien - Official 45th Anniversary Trailer (1979) Sigourney Weaver, Tom Skerritt
YouTubeIGN
297.4K viewsApr 16, 2024
Alien: Romulus | Official Trailer
2:02
Alien: Romulus | Official Trailer
YouTube20th Century Studios
13.3M viewsJun 4, 2024
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
Secrets Etched in Time | Ancient Aliens
31:31
Secrets Etched in Time | Ancient Aliens
YouTubeHISTORY
201.4K views5 days ago
Sacred & Inexplicable Places | Ancient Aliens
44:43
Sacred & Inexplicable Places | Ancient Aliens
YouTubeHISTORY
198.8K views4 days ago
Alien Earth Review
Nobody Expected This to Show Up ONLINE❗😲 - Aliens, UFO, Why Files, Joe Rogan, Skinwalker, TikToks
35:56
Nobody Expected This to Show Up ONLINE❗😲 - Aliens, UFO, Why Files, Joe Rogan, Skinwalker, TikToks
YouTubeSKizzle
64.7K views1 day ago
Alien: Romulus | Teaser Trailer
1:03
Alien: Romulus | Teaser Trailer
YouTube20th Century Studios
22.3M viewsMar 20, 2024
Alien: Romulus | Final Trailer
2:48
Alien: Romulus | Final Trailer
YouTube20th Century Studios
7.8M viewsJul 18, 2024
Alien Trailer HD (Original 1979 Ridley Scott Film) Sigourney Weaver
1:58
Alien Trailer HD (Original 1979 Ridley Scott Film) Sigourney Weaver
Trailer
3M viewsMay 22, 2012
YouTubeRotten Tomatoes Trailers
Secrets Etched in Time | Ancient Aliens
31:31
Secrets Etched in Time | Ancient Aliens
201.4K views5 days ago
YouTubeHISTORY
Sacred & Inexplicable Places | Ancient Aliens
44:43
Sacred & Inexplicable Places | Ancient Aliens
198.8K views4 days ago
YouTubeHISTORY
Brian Cox Visits ‘Alien’ Living in ‘Death Trap’ Cave | BBC Earth Science
4:14
Brian Cox Visits ‘Alien’ Living in ‘Death Trap’ Cave | BBC Earth Science
70.6K views1 week ago
YouTubeBBC Earth Science
Cosmic Secrets of Monoliths (S9, E13) | Ancient Aliens: The Ultimate Evidence | Full Episode
43:16
Cosmic Secrets of Monoliths (S9, E13) | Ancient Aliens: The Ultimate Evidence | Full Episode
42.1K views3 days ago
YouTubeHISTORY
The Rise & Fall of ET Species | Ancient Aliens
7:36
The Rise & Fall of ET Species | Ancient Aliens
20.6K views1 week ago
YouTubeHISTORY
Alien - Official 45th Anniversary Trailer (1979) Sigourney Weaver, Tom Skerritt
0:34
Alien - Official 45th Anniversary Trailer (1979) Sigourney Weaver, Tom Skerritt
297.4K viewsApr 16, 2024
YouTubeIGN
2:02
Alien: Romulus | Official Trailer
13.3M viewsJun 4, 2024
YouTube20th Century Studios
35:56
Nobody Expected This to Show Up ONLINE❗😲 - Aliens, UFO, Why Files, Joe Rogan, Skinwalker, TikToks
64.7K views1 day ago
YouTubeSKizzle
1:03
Alien: Romulus | Teaser Trailer
22.3M viewsMar 20, 2024
YouTube20th Century Studios
2:48
Alien: Romulus | Final Trailer
7.8M viewsJul 18, 2024
YouTube20th Century Studios
2:42
Alien (1979) - Ripley's Last Stand Scene (5/5) | Movieclips
Trailer
2.5M viewsMay 16, 2015
YouTubeMovieclips
43:52
ALIEN: The Documentary! (2025)
562.7K viewsDec 15, 2024
YouTubeThe Popcast Brothers
1:01:02
Man Shot at a UFO, Then Filmed Its Shocking Landing! The Footage Is Unbelievable!
42.6K views1 day ago
YouTube50M Videos
1:18:32
The NEW Complete Alien Timeline (1979 - 2025)
178.7K views7 months ago
YouTubeNerdist
23:09
The Deadliest Alien Encounters Ever Filmed | Sci-Fi Action Compilation | Sci-Fi Station
2.4K views1 week ago
YouTubeScience Fiction Station
0:57
Testing The Unknown: Alien Contact | UFOs Over Earth | Discovery Channel India
2.3K views2 days ago
YouTubeDiscoveryChannelInd
0:56
Testing The Unknown: Alien Contact | UFO's Over Earth | Discovery Channel India
1.1K views1 day ago
YouTubeDiscoveryChannelInd
29:01
NASA's $40 BILLION Plan To Image Alien Worlds
173.4K views2 days ago
YouTubeAstroKobi
9:03
Mysterious Beings Not From Earth Caught On Camera - Part 6
5.2K views21 hours ago
YouTubeMostAmazingTop10
2:37
Alien: Covenant | Official Trailer [HD] | 20th Century FOX
Trailer
32.9M viewsMar 1, 2017
YouTubeAlien Anthology
2:23
Alien: Earth | Official Trailer | FX
27.1M viewsJun 5, 2025
YouTubeFX Networks
16:40
Upgrading ALIEN Into GOD
51.5K views1 day ago
YouTubeProjectJamesify
5:40
ALIEN: COVENANT Clip - "Neomorph Attack" (2017) Sci-Fi
1.1M viewsApr 5, 2023
YouTubeJoBlo Movie Clips
26:12
All 16 Stages of the Xenomorph’s Evolution - Alien Lore Explained
699.2K views10 months ago
YouTubeMovie Balls Deep
5:13
AVP: ALIEN VS. PREDATOR Clip - "An Alliance" (2004)
11.3M viewsMay 6, 2021
YouTubeJoBlo Movie Clips
1:32
'Alien TV' Trailer Official | Season 2 | Netflix (voiced by Rupert Degas)
544.7K viewsMar 22, 2021
YouTubeRupert Degas - People I'm Not
15:16
Alien Hybrid
1.5K views4 days ago
YouTubeProf Simon - Science Filmmaker
1:30:39
Alien( 1979).
381.9K viewsMar 25, 2021
Internet ArchiveCarte Game
See more
Static thumbnail place holder