UFO FILES: Scientist believes FOUR types of alien life have been found
8:59
UFO FILES: Scientist believes FOUR types of alien life have been found
2.3M views2 months ago
YouTubeFox News
Are We Part Alien? | Ancient Aliens
25:21
Are We Part Alien? | Ancient Aliens
74.7K views4 months ago
YouTubeHISTORY
My Search for Proof Aliens Exist | Avi Loeb | TED
18:07
My Search for Proof Aliens Exist | Avi Loeb | TED
1.6M viewsJul 16, 2024
YouTubeTED
Is Alien Life Hiding in Our Solar System? | Life In Outer Space | FULL DOCUMENTARY
52:11
Is Alien Life Hiding in Our Solar System? | Life In Outer Space | FULL DOCUMENTARY
459.9K viewsJun 17, 2025
YouTubeNaked Science
Have we really just found the strongest evidence for alien life yet?
16:15
Have we really just found the strongest evidence for alien life yet?
37.4K viewsApr 17, 2025
YouTubeNew Scientist
Do Aliens Exist? We Asked a NASA Scientist: Episode 5 - NASA
Do Aliens Exist? We Asked a NASA Scientist: Episode 5 - NASA
Sep 8, 2021
nasa.gov
NASA: Proof of alien life in 20 years
1:09
NASA: Proof of alien life in 20 years
51K viewsApr 8, 2015
YouTubeCNN
24:09
The Truth About Alien Disclosure | Ancient Aliens
390.6K views2 months ago
YouTubeHISTORY
1:50
How to prove alien life
5.2K views5 months ago
YouTubeNew Scientist
35:47
Craziest Alien UFO Crashes | Ancient Aliens
251.7K views2 weeks ago
YouTubeHISTORY
1:19:42
The Search For Alien Life And a New Home | Space's Deepest Secrets | Science Channel
250.2K views8 months ago
YouTubeScience Channel
5:12
Ancient Aliens: New Proof of Alien Life Found in Ice Cave (Season 18) | History
1M viewsAug 25, 2022
YouTubeHISTORY
5:23
UAP Gerb reacts to Vance's UFO and alien comments to Joe Rogan
84K views1 week ago
YouTubeThe Hill
28:56
Prophecies from the Stars | Ancient Aliens
267.5K views1 month ago
YouTubeHISTORY
13:20
10 Alien Species Believed to Be Visiting Earth
124.1K viewsJun 25, 2025
YouTubeWatchMojo.com
1:01:51
Exposing Government Secrets! | ALIEN AND UFO ENCOUNTERS: THE TOP 20
394K viewsApr 28, 2024
YouTubeFilmIsNow Movies
2:56:09
Ancient Aliens: Extraterrestrial Legends & UFO Mysteries Revealed *3 Hour Marathon* | History
2.8M viewsSep 17, 2024
YouTubeHISTORY
18:06
My search for proof aliens exist
2M viewsJul 15, 2024
TEDAvi Loeb
1:18:32
The NEW Complete Alien Timeline (1979 - 2025)
195K views8 months ago
YouTubeNerdist
1:54
'They Are Real': Obama Says Aliens Exist | WION News
44.8K views5 months ago
YouTubeWION
10:00
Aliens are already on Earth, new Harvard study speculates | LiveNOW from FOX
504.2K viewsJun 14, 2024
YouTubeLiveNOW from FOX
14:14
ALIEN Franchise RECAP! (1979-2025) Everything You Need to Know Before Alien: Earth!
212.7K views11 months ago
YouTubeScreenCrush
17:54
Secrets Hidden Beneath The Moon | NASA's Unexplained Files S2 E7 | Discovery Channel India
45.8K views1 month ago
YouTubeDiscoveryChannelInd
36:52
Episode 1 - Neverland | Alien: Earth – The Official Podcast
53K views11 months ago
YouTubeFX Networks
21:56
What If Alien Life Were Silicon-Based?
3.7M viewsJan 26, 2023
YouTubePBS Space Time
2:02
Alien: Romulus | Official Trailer
13.4M viewsJun 4, 2024
YouTube20th Century Studios
18:52
The Entire Alien Franchise Timeline Explained
105.3K viewsJul 29, 2025
YouTubeLooper
0:41
Alien: Earth | Season 1, Episode 3 Trailer - Metamorphosis | FX
149.5K views11 months ago
YouTubeFX Networks
3:04
Alien: Earth’s Eyeball Creature Explained
37.7K views10 months ago
YouTubeScreenRant
35:22
Scientists think Alien life could be found on our doorstep! But Where?
64.8K viewsApr 20, 2024
YouTubeV101 SPACE
See more
Static thumbnail place holder