Alien Theories You Have to See to Believe | Ancient Aliens | Marathon | History
2:12:17
Alien Theories You Have to See to Believe | Ancient Aliens | Marathon | History
393.7K views11 months ago
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Most CHILLING Alien Theories *MARATHON* | Ancient Aliens
3:43:03
Most CHILLING Alien Theories *MARATHON* | Ancient Aliens
383.8K views3 months ago
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Secrets From Earth’s Earliest Ages *Marathon* | Ancient Aliens
2:12:18
Secrets From Earth’s Earliest Ages *Marathon* | Ancient Aliens
253K views2 months ago
YouTubeHISTORY
Alien and It! The Terror From Beyond Space comparisons (Memory: The Origins of Alien documentary) | Alien_Theory
1:08
Alien and It! The Terror From Beyond Space comparisons (Memory: The Origins of Alien documentary) | Alien_Theory
20.3K views6 months ago
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Ridley Scott discusses the “fresh” facehugger effects (Alien DVD commentary) | Alien_Theory
0:34
Ridley Scott discusses the “fresh” facehugger effects (Alien DVD commentary) | Alien_Theory
161.5K views11 months ago
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Alien Theory VF | Étranges Dissimulations | Documentaire à écouter pour s’endormir
1:38:45
Alien Theory VF | Étranges Dissimulations | Documentaire à écouter pour s’endormir
642 views2 months ago
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Jon Landau speaks of David Fincher’s hardships directing Alien 3 (Wreckage and Rage documentary) | Alien_Theory
0:37
Jon Landau speaks of David Fincher’s hardships directing Alien 3 (Wreckage and Rage documentary) | Alien_Theory
17.9K views9 months ago
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42:17
Were We Visited by Aliens Long Ago? Theories and Evidence (S11, E4) | Ancient Aliens | Full Episode
1.4M views8 months ago
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0:36
A word of warning… | Alien_Theory
8.6K views6 months ago
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1:30
Sigourney Weaver takes her shot (The Alien Saga documentary) | Alien_Theory
308.5K views5 months ago
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8:27
Every Scary Alien Theory Explained in 8 Minutes
45.3K views11 months ago
YouTubeSimply Said
23:00
10 Theories Suggesting Aliens Are Already Extinct
13.3K views3 weeks ago
YouTubeSpace Captain
1:30
Alec Gillis discusses the facehugger effects for Alien Resurrection (One Step Beyond documentary) | Alien_Theory
84.2K views8 months ago
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2:58:46
The Most Relaxing Alien Theories to Fall Asleep to
904 views7 months ago
YouTubeTired Thinker
48:49
Inside the Mystery of the Greys | Ancient Aliens
1.2M views3 months ago
YouTubeHISTORY
1:28
Ridley Scott on the alien egg effects (The Beast Within documentary) | Alien_Theory
352K views8 months ago
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0:46
Dallas tries to speak to MUTHUR about killing the alien. A great, quiet scene with Tom Skerritt. For some reason, Ridley Scott decided to remove this from the updated Director’s Cut version. I like the new cut but I always miss this moment (35mm scan). | Alien_Theory
244.9K views8 months ago
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0:58
Dan O’Bannon on seeing “Alien” footage for the first time (The Beast Within documentary) | Alien_Theory
84.1K views7 months ago
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2:49
Alien (1979) behind the scenes | Alien_Theory
125K views6 months ago
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27:01
The Most Unsettling Alien Civilization Scenarios
487.9K views7 months ago
YouTubeSciMind
32:32
The Hybrid Theory: Human or Alien? | Ancient Aliens | History
977.9K views6 months ago
YouTubeHISTORY
8:38
Alien: Earth — Theories That Actually Fit the Timeline
49.1K views8 months ago
YouTubeScreenRant
11:06
Alien: Earth's trailer - new monsters, and new theories
80.9K views11 months ago
YouTubeAlien Theory
42:17
Extraterrestrial Moon Bases: Strange Evidence Explained | Ancient Aliens (S1, E11) | Full Episode
3.6M views9 months ago
YouTubeHISTORY
37:13
Have Aliens Been Visiting Earth for Millions of Years? | Ancient Aliens | History
6.9M viewsApr 3, 2025
YouTubeHISTORY
20:27
Humans From the Future | Ancient Aliens | History
1.7M viewsMay 8, 2025
YouTubeHISTORY
21:18
10 Theories About Alien Civilisations That Are Terrifying
87.8K views1 month ago
YouTubeAstro Matt
50:46
Uncovering Alien Conspiracies | The Proof Is Out There | History
180.4K views1 year ago
YouTubeHISTORY
14:31
Evolution Scientist Reveals Most Compelling Alien Theory | Michael P. Masters
73.1K viewsDec 19, 2024
YouTubeJULIAN DOREY Clips
24:25
10 Area 51 Theories That Suggest Alien Life Exists
103 views1 month ago
YouTubeAstro Depth
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