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 eviden…
3 weeks ago
MSNIsaac Arthur
Evidence from 1895 that alien ‘Greys’ walked among us and practiced gynecology?
Evidence from 1895 that alien ‘Greys’ walked among us and prac…
5 months ago
dangerousminds.net
Stephen Hawking: Intelligent Aliens Could Destroy Humanity, But Let's Search Anyway
4:10
Stephen Hawking: Intelligent Aliens Could Destroy Humanity, But Let'…
21 Jul 2015
SPACE.comCalla Cofield
Why Advanced Aliens Might Avoid Earth | Neil DeGrasse Tyson
0:35
Why Advanced Aliens Might Avoid Earth | Neil DeGrasse Tyson
15.7K views1 month ago
YouTubeDark Matter Lab
The Biological Truth of the "Greys" (Sectoids) 👽│#dailybestiary ⊕47 #xcom
1:37
The Biological Truth of the "Greys" (Sectoids) 👽│#dailybestiary ⊕47 #x…
2.1K views1 month ago
YouTubeVenathor
Are We the Monsters of the Galaxy? | Neil DeGrasse Tyson
0:47
Are We the Monsters of the Galaxy? | Neil DeGrasse Tyson
19.2K views1 month ago
YouTubeDark Matter Lab
Alien The Xenomorph Homeworld
26:01
Alien The Xenomorph Homeworld
802.2K views25 Apr 2017
YouTubeComics Explained
6:21
Alien Interview Part 2
6M views12 Dec 2017
YouTubeMeniThings
1:26
Alien 'filmed' in America
1.3M views7 Jun 2008
YouTubeOn Demand Entertainment
9:51
Alien: Lambert's Violation - Theory
380.6K views14 Feb 2018
YouTubeAlien Theory
1:09
Real Grey Alien Footage Caught On Tape
4.6M views30 Aug 2012
YouTubeHansFaulkner
12:09
Who Created Engineers ? Origins Explained || Theories
2.2M views15 Nov 2017
YouTubeKroft talks about Movies
4:57
Alien Impregnation | Slither (2006) | Fear
11M views21 May 2019
YouTubeFear: The Home Of Horror
0:51
Real Grey Alien Footage Caught On Tape 2
536.5K views31 Aug 2012
YouTubeHansFaulkner
21:02
5 THEORIES SUR LES EXTRATERRESTRES (#15)
2.9M views30 May 2015
YouTubeDidi
3:19
Ancient Aliens: HIDDEN ALIEN CODE IN DNA UNCOVERED (Seas…
980.4K views25 Feb 2020
YouTubeHISTORY
13:19
Where are all the aliens? | Stephen Webb
4.5M views16 Aug 2018
YouTubeTED
7:05
Did Aliens Seed Life On Earth? | Unveiled
257.6K views12 Jul 2019
YouTubeUnveiled
5:33
La zone 51 cache-t-elle des extraterrestres ?
584.1K views18 Sep 2019
YouTubeFrance Culture
4:46
What The Eye In Every Conspiracy Theory Actually Means
2.2M views16 Mar 2018
YouTubeInsider Tech
7:09
What If Earth Is Controlled By Aliens? | Unveiled
21.9K views8 Aug 2020
YouTubeUnveiled
46:33
The Alien Files: UFOs Under Investigation (Full Episode S1|E8)
1.1M views30 Jun 2021
YouTubeExtreme Mysteries
2:42
Species II (7/12) Movie CLIP - Alie…
Trailer
3.2M views11 May 2015
YouTubeMovieclips
4:19
What is the "Black Goo" in Prometheus? - Explained
1.3M views31 Dec 2016
YouTubeAlien Theory
1:03
Wikileaks Video Of Roswell Grey Alien
4M views15 May 2011
YouTubebipyramid
5:06
Was "Grid" molting into a Xenomorph Queen? - Explained
734.4K views20 Mar 2018
YouTubeAlien Theory
5:05
Subcultural Theories of Crime & Deviance - Albert Cohen | A Level …
70.3K views31 Aug 2020
YouTubetutor2u
8:34
The Original "Alien" Design (That Was Changed at the Last Minute) …
261.9K views25 May 2019
YouTubeAlien Theory
22:32
How Gris Made You Cry With Its Colors
777.3K views22 Feb 2020
YouTubeDaryl Talks Games
19:20
Neil deGrasse Tyson Explains Alien Visits, UFOs, and Other Conspirac…
1.4M views9 Mar 2021
YouTubeStarTalk
See more videos
Static thumbnail place holder