Alien Life: Will We Know It When We See It?
1:33:30
YouTubeWorld Science Festival
Alien Life: Will We Know It When We See It?
What are scientists looking for when searching for alien life? A lot, it turns out: the search for extraterrestrials requires the help from astronomers, planetary scientists, chemists, computer scientists, and geneticists, just to name a few. But are we barking up the wrong carbon-based tree? Could alien life develop in ways we haven't dreamed ...
7.4M viewsJul 17, 2014
Shorts
820K views · 10K reactions | Part 2: CIA remote viewer shows evidence of alien civilization on Mars | The Rabbit Hole | Facebook
1:30
535.3K views
820K views · 10K reactions | Part 2: CIA remote viewer shows evidence of alien
The Rabbit Hole
235K views · 4.2K reactions | Chemical Alien Arrived! In July 2025,...
0:48
129.7K views
235K views · 4.2K reactions | Chemical Alien Arrived! In July 2025,...
Light in Sky
Alien Movies
Alien: Covenant | Official Trailer [HD] | 20th Century FOX
2:37
Alien: Covenant | Official Trailer [HD] | 20th Century FOX
YouTubeAlien Anthology
32.7M viewsMar 1, 2017
All ALIEN Movie Trailers (1979 - 2024)
16:13
All ALIEN Movie Trailers (1979 - 2024)
YouTubeKinoCheck.com
381.9K viewsMar 22, 2024
Alien: Romulus | Final Trailer
2:48
Alien: Romulus | Final Trailer
YouTube20th Century Studios
7.8M viewsJul 18, 2024
Top videos
ALIEN RACES EXPLAINED! | Alien Arrival: Preparing For Contact
1:00:44
ALIEN RACES EXPLAINED! | Alien Arrival: Preparing For Contact
YouTubeExtreme Mysteries
121.9K viewsJan 27, 2024
Alien Contact: What Happens Next?
1:00:11
Alien Contact: What Happens Next?
YouTubeWorld Science Festival
1.5M viewsMay 18, 2019
How to Find Your Alien Registration Number (USCIS# Explained)
4:17
How to Find Your Alien Registration Number (USCIS# Explained)
YouTubeImmigration Ambition
41.8K viewsJan 31, 2022
Ancient Aliens
Cosmic Prophecies Revealed | Ancient Aliens
37:38
Cosmic Prophecies Revealed | Ancient Aliens
YouTubeHISTORY
176.2K views3 days ago
Decoding the Power of the Gods *Marathon* | Ancient Aliens
2:06:43
Decoding the Power of the Gods *Marathon* | Ancient Aliens
YouTubeHISTORY
70.5K views1 week ago
Beasts Beyond History | Ancient Aliens
22:10
Beasts Beyond History | Ancient Aliens
YouTubeHISTORY
26.8K views1 day ago
ALIEN RACES EXPLAINED! | Alien Arrival: Preparing For Contact
1:00:44
ALIEN RACES EXPLAINED! | Alien Arrival: Preparing For Contact
121.9K viewsJan 27, 2024
YouTubeExtreme Mysteries
Alien Contact: What Happens Next?
1:00:11
Alien Contact: What Happens Next?
1.5M viewsMay 18, 2019
YouTubeWorld Science Festival
How to Find Your Alien Registration Number (USCIS# Explained)
4:17
How to Find Your Alien Registration Number (USCIS# Explained)
41.8K viewsJan 31, 2022
YouTubeImmigration Ambition
Alien( 1979).
1:30:39
Alien( 1979).
344K viewsMar 25, 2021
Internet ArchiveCarte Game
The Alien Movie Saga Finally Explained
12:15
The Alien Movie Saga Finally Explained
3.4M viewsMay 3, 2020
YouTubeLooper
The Compelling Evidence That Aliens Have Visited Earth
8:44
The Compelling Evidence That Aliens Have Visited Earth
1.7M viewsFeb 26, 2016
YouTubeWhatCulture
Alien Xenomorph Biology Explained! (Because Science w/ Kyle Hill)
11:45
Alien Xenomorph Biology Explained! (Because Science w/ K…
1.2M viewsMay 18, 2017
YouTubeNerdist
6:35
The Alien Timeline in Chronological Order
3.1M viewsMay 9, 2017
YouTubeIGN
8:35
Is There Alien Life in the Solar System? New Evidence | Unveiled
17.9K viewsDec 23, 2022
YouTubeUnveiled
35:16
Scientists Finally Found An Alien In Mexico And See What Happened …
295.8K viewsOct 21, 2023
YouTubeThe Squeezed Lemon
6:47
The Alien Interview Explained - real or fake?
1.9M viewsJun 19, 2017
YouTubebillschannel
1:22:24
The Book of Alien Races - Over 82 Species On Earth (Full Documenta…
75.7K viewsOct 21, 2017
YouTubeVisable Thought
4:29
Harvard professor believes he may have found alien technology
1.4M viewsJul 11, 2023
YouTubeCBS News
8:51
TERRIFYINGLY Graphic Witness Account of Alien Abduction | UFO …
617.7K viewsDec 2, 2023
YouTubeTravel Channel
43:14
The COMPLETE Alien Cinematic Timeline
1.2M viewsDec 18, 2023
YouTubeNerdist
3:10
Are There Only 36 Alien Societies?
348.2K viewsJun 18, 2020
YouTubeSETI Institute
0:59
Alien 1979 | A Cult Classic Sci Fi Space Movie
3.1K viewsMar 10, 2023
YouTubeSimplifyWithSuhail
7:00
Is There Alien Life On Venus? | Planet Explorers | BBC Earth Scie…
63.4K viewsJul 1, 2023
YouTubeBBC Earth Science
13:44
PLEAIDIANS Describe Extraterrestrial Races In Our Galaxy
902.9K viewsSep 9, 2022
YouTubeGaia
1:12
Alien 3 | #TBT Trailer | ALIEN ANTHOLOGY
122.1K viewsApr 12, 2018
YouTubeAlien Anthology
2:16
The Alien Perspective - Official Trailer (2025) Documentary
151.8K viewsDec 20, 2024
YouTubeIGN Movie Trailers
9:25
Alien: Harvest | Directed by Benja…
Trailer
10.1M viewsMay 3, 2019
YouTubeAlien Anthology
26:01
Alien The Xenomorph Homeworld
801.3K viewsApr 25, 2017
YouTubeComics Explained
1:17:04
Alien and UFO Encounters from Another Dimension
1.1M viewsJan 11, 2022
YouTubeExtreme Mysteries
50:48
What Happens If We’re Contacted By Aliens?
16.8M viewsMar 11, 2019
YouTubeSpark
5:54
Are Aliens and UFOs Real? Is The Proof In These Videos?
2.5M viewsMay 15, 2021
YouTubeInside Edition
1:26
Alien 'filmed' in America
1.3M viewsJun 7, 2008
YouTubeOn Demand Entertainment
2:34
Are aliens real? We asked an astrophysicist | CBC Kids News
13.9K viewsSep 10, 2019
YouTubeCBC Kids News
1:26
Alien | #TBT Trailer | 20th Century FOX
67.6K viewsJun 20, 2014
YouTubeAlien Anthology
See more videos
Static thumbnail place holder

Short videos

1:30
820K views · 10K reactions | Part 2: CIA remote viewer s…
535.3K views1 week ago
FacebookThe Rabbit Hole
0:48
235K views · 4.2K reactions | Chemical Alien Arrived! I…
129.7K views1 week ago
FacebookLight in Sky
0:12
What if aliens are already here and no one has notice…
10.7K views3 weeks ago
TikTokalienconspiracy20
0:39
77K views · 5.1K reactions | John Rosengrant talks abo…
172.1K views1 week ago
FacebookAlien_Theory
1:35
241K views · 4K reactions |  Dr. Steven Greer breaks do…
155.2K views1 week ago
FacebookGalactic Unraveling
2:59
24K views · 6.4K reactions | Alien Romulus Part. 1 #alie…
174.6K views2 weeks ago
FacebookJeremiah Martin
0:20
17K views · 1.4K reactions | Is 3i/Atlas was Alien Space…
48.6K views1 week ago
FacebookCosmos Astrophysics
0:11
908K views · 13K reactions | First Ever Footage of Grey …
332.6K views1 week ago
FacebookUfonomenon
2:50
11K views · 5.7K reactions | Big Chap Xenomorph WAS …
87.4K views2 weeks ago
FacebookJeremiah Martin
1:12
583K views · 24K reactions | Ancient Aliens Theory on R…
299.3K views1 week ago
FacebookAncient Aliens Theory
0:36
1.4K views | #AncientAliens #AlienTheory #Unexplaine…
1.8B views1 week ago
FacebookAncient Wonders and Mysteries
1:33
193K views · 3.2K reactions | Did the United States reall…
117.2K views1 week ago
FacebookUFO GOD
2:55
977K views · 8.8K reactions | Alien Nest का सबसे खतर…
722.7K views2 weeks ago
FacebookSubichand Paswan
0:51
23K views · 5.8K reactions | Don’t let the bed bugs bite…
359.1K views1 week ago
FacebookAlien_Theory
0:09
30K views · 10K reactions | Aliens are poisoned by the …
965.6K views1 week ago
FacebookUfo Ufos
1:19
Alien Skin: Ghetto Youth Inspiration and Performance
15.3K views1 week ago
TikTokmayanjaannwaalienskin
1:36
¡Francis consigue un nuevo trabajo! 😅💼 #MalcolmElDeEnM…
153.2K views1 week ago
TikTokalienxander_
1:19
547K views · 4.5K reactions | 3I ATLAS Appeared In Spa…
251.2K views1 week ago
FacebookHaji Mangoen
1:04
2.3M views · 31K reactions | Alien Ne Kiya Duniya Per K…
1.4M views2 weeks ago
FacebookFact World
1:01
390K views · 8.8K reactions | Nice try @j.dalton9722 than…
200.7K views1 week ago
FacebookJeremiah Martin
Static thumbnail place holder