Most CHILLING Alien Theories *MARATHON* | Ancient Aliens
3:43:03
Most CHILLING Alien Theories *MARATHON* | Ancient Aliens
383.8K views3 months ago
YouTubeHISTORY
2025’s Biggest Alien Discoveries (Part 2) | Ancient Aliens
1:04:06
2025’s Biggest Alien Discoveries (Part 2) | Ancient Aliens
1M views4 months ago
YouTubeHISTORY
8:45 p.m. - Saturday, February 21 - Alien Theory: Special Evening of Technologies from Elsewhere
0:44
8:45 p.m. - Saturday, February 21 - Alien Theory: Special Evening of Technologies from Elsewhere
21K viewsFeb 20, 2015
YouTubeRMC DECOUVERTE
The Hybrid Theory: Human or Alien? | Ancient Aliens | History
32:32
The Hybrid Theory: Human or Alien? | Ancient Aliens | History
977.9K views6 months ago
YouTubeHISTORY
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
YouTubeHISTORY
What NASA Knows About Mars | Ancient Aliens
41:19
What NASA Knows About Mars | Ancient Aliens
496.9K views2 months ago
YouTubeHISTORY
8:45 p.m. - Saturday, September 27 - Alien Theory: Einstein or the Extraterrestrial Genius
0:38
8:45 p.m. - Saturday, September 27 - Alien Theory: Einstein or the Extraterrestrial Genius
8.4K viewsSep 25, 2014
YouTubeRMC DECOUVERTE
35:13
The Alien Origins of Human Civilization | Ancient Aliens
187K views3 months ago
YouTubeHISTORY
0:41
Alien Theory: Resurrection
35.9K viewsApr 25, 2018
YouTubeRMC DECOUVERTE
31:07
The ancient alien theory sounded possible - until the missing evidence became impossible to ignore
1 month ago
MSNIsaac Arthur
0:44
8:45 p.m. - Saturday, October 4 - Alien Theory: The Mystery of the Stegosaurus
19.9K viewsOct 2, 2014
YouTubeRMC DECOUVERTE
48:49
Inside the Mystery of the Greys | Ancient Aliens
1.2M views3 months ago
YouTubeHISTORY
31:51
5 Conspiracy Theories in Missing UFO General's Disappearance
345.1K views1 month ago
YouTubeLaw&Crime Network
2:06:26
Exposing Alien Secrets: From Roswell to Nan Madol *Marathon* | Ancient Aliens | History
461.6K views8 months ago
YouTubeHISTORY
59:11
Ancient Aliens: TOP UFO MYSTERIES OF 2025 | Part 1
392.8K views5 months ago
YouTubeHISTORY
23:56
Secrets From the Stars Decoded on Earth | Ancient Aliens
216.7K views1 month ago
YouTubeHISTORY
25:21
Are We Part Alien? | Ancient Aliens
67.5K views1 month ago
YouTubeHISTORY
34:00
Inside Look At Area 51 *New Theories Revealed!* | Ancient Aliens | History
9.9M viewsApr 22, 2025
YouTubeHISTORY
29:52
Did Aliens Predict Humanity’s End? | Ancient Aliens | History
414.2K views5 months ago
YouTubeHISTORY
23:20
Linda Moulton Howe's BIGGEST Theories Revealed | Ancient Aliens | History
320.7K viewsMay 1, 2025
YouTubeHISTORY
18:04
Avi Loeb: Scientists find ‘alien-like’ water on 3I/ATLAS comet | ChicagoLIVE
73.4K views1 month ago
YouTubeFOX 32 Chicago
20:09
Cosmic Alien Mysteries | Space's Deepest Secrets | Science Channel
15.3K views6 months ago
YouTubeScience Channel
25:54
California’s Cosmic Connection | Ancient Aliens
243.2K views2 months ago
YouTubeHISTORY
8:38
Alien: Earth — Theories That Actually Fit the Timeline
49.2K views8 months ago
YouTubeScreenRant
37:13
Have Aliens Been Visiting Earth for Millions of Years? | Ancient Aliens | History
7M viewsApr 3, 2025
YouTubeHISTORY
20:27
Humans From the Future | Ancient Aliens | History
1.7M viewsMay 8, 2025
YouTubeHISTORY
1:30:54
Alien Contact: How Would Humanity React? | FULL DOCUMENTARY
686.7K viewsMar 9, 2025
YouTubeNaked Science
50:46
Uncovering Alien Conspiracies | The Proof Is Out There | History
180.4K viewsMay 9, 2025
YouTubeHISTORY
20H45 - Samedi 23 Juin - Alien Theory : les visiteurs
0:42
Find in video from 00:33L'homme, un hybride alien?
20H45 - Samedi 23 Juin - Alien Theory : les visiteurs
23.9K viewsMay 12, 2015
YouTubeRMC DECOUVERTE
0:44
8:45 p.m. - Saturday, November 22 - Special Alien Theory Evening: The Great Inventors
3.5K viewsNov 18, 2014
YouTubeRMC DECOUVERTE
See more