All
Search
Images
Videos
Shorts
Maps
News
More
Shopping
Flights
Travel
Notebook
Report an inappropriate content
Please select one of the options below.
Not Relevant
Offensive
Adult
Child Sexual Abuse
Length
All
Short (less than 5 minutes)
Medium (5-20 minutes)
Long (more than 20 minutes)
Date
All
Past 24 hours
Past week
Past month
Past year
Resolution
All
Lower than 360p
360p or higher
480p or higher
720p or higher
1080p or higher
Source
All
Dailymotion
Vimeo
Metacafe
Hulu
VEVO
Myspace
MTV
CBS
Fox
CNN
MSN
Price
All
Free
Paid
Clear filters
SafeSearch:
Moderate
Strict
Moderate (default)
Off
Filter
31:07
MSN
Isaac Arthur
The ancient alien theory sounded possible - until the missing evidence became impossible to ignore
What if an alien civilization did not just exist somewhere in the universe, but actually reached Earth in the distant past? This video explored the ancient alien theory through the lens of the Fermi Paradox and asked whether early human civilization may have been influenced by visitors from beyond our world. The idea sounded dramatic, but the ...
1 month ago
Alien Theory: Most Viewed Videos
12:39
Dr. Church's Survival Within the Xenomorph Hive - Explained
YouTube
Alien Theory
3.9M views
Aug 10, 2017
13:28
Bishop's Xenomorph Encounter in the Tunnel - The Missing "Aliens" Scene?
YouTube
Alien Theory
1.9M views
Aug 6, 2019
4:19
What is the "Black Goo" in Prometheus? - Explained
YouTube
Alien Theory
1.3M views
Dec 31, 2016
Top videos
13:06
The Fermi Paradox: Where Are All the Aliens? Theories and Explanations!
MSN
Crushin' It
6 months ago
42:39
We Are the Aliens - Exploring the Panspermia Theory
MSN
The Why Files
6 months ago
20:43
Top 20 Alien Conspiracy Theories
MSN
Dailymotion
Nov 14, 2024
Latest From Alien Theory
7:14
Aliens: Fireteam Elite 2 will be released this summer!
YouTube
Alien Theory
24.3K views
4 weeks ago
11:34
Did Amanda Ripley fake her own death to evade Weyland-Yutani?
YouTube
Alien Theory
14.3K views
1 month ago
1:00:19
Alien Past, Present, and Future: A Conversation with Ian Nathan
YouTube
Alien Theory
12K views
1 month ago
13:06
The Fermi Paradox: Where Are All the Aliens? Theories and Explanat
…
6 months ago
MSN
Crushin' It
42:39
We Are the Aliens - Exploring the Panspermia Theory
6 months ago
MSN
The Why Files
20:43
Top 20 Alien Conspiracy Theories
Nov 14, 2024
MSN
Dailymotion
1:50
Celebrities who believe in the existence of aliens & UFOs
4 weeks ago
MSN
unbranded - Entertainment
Anunnaki: The Gods or Aliens Who Created Humans
Apr 15, 2025
MSN
Engineering Made Easy
1:34
Your soul may belong to another planet | Spiritual alien truth reveal
…
1 week ago
MSN
The Times of India
13:20
10 Alien Species Believed to Be Visiting Earth
11 months ago
MSN
WatchMojo
10:54
Ancient Aliens’ Take on World History
10 months ago
MSN
Alternate History Hub
0:53
Did aliens help build the pyramids?
2 months ago
MSN
XPLNR
55:30
Aliens & Espionage: The CIA’s Crop Circle Conspiracy
10 months ago
MSN
The Why Files
11:49
How Ancient Egypt Became Central to the Alien Debate
7 months ago
MSN
Sideprojects
34:25
Did the US make a deal with aliens in 1954?
3 months ago
MSN
The Why Files
48:19
Staging the Apocalypse: Inside Project Blue Beam
10 months ago
MSN
The Why Files
12:31
Project Blue Beam; The Ultimate Deception
9 months ago
MSN
FORGOTTEN HISTORY
13:08
Christmas according to ancient aliens
6 months ago
MSN
gabi belle
18:24
How Ancient Aliens Theorizes the Origins of Bigfoot
10 months ago
MSN
gabi belle
18:24
How Ancient Aliens theorizes the origins of Bigfoot
10 months ago
MSN
gabi belle
28:43
A woman touched the girl by accident - "Don't look into her eye
…
2 days ago
MSN
The Why Files
28:43
A woman touched the girl by accident - "Don't look into her eye
…
2 days ago
MSN
The Why Files
18:24
How Ancient Aliens Theorizes the Origins of Bigfoot
10 months ago
MSN
gabi belle
1:01
3I/Atlas just got even stranger
6 months ago
MSN
AstroKobi
43:41
Mysteries Beneath the Ice: The Secrets of Antarctica
Dec 5, 2024
MSN
The Why Files
22:33
The Moon Revealed: It's a Hollow Spaceship, so who built it and why?
Apr 23, 2025
MSN
The Why Files
18:24
How Ancient Aliens Theorizes the Origins of Bigfoot
10 months ago
MSN
gabi belle
16:23
Film Theory - Dib Is An ALIEN! (Invader Zim)
10 months ago
MSN
The Film Theorists
11:49
Ancient Aliens: Closer to Truth Than You Think?
9 months ago
MSN
Sideprojects
1:01
3I/Atlas just got even stranger
6 months ago
MSN
AstroKobi
3:32
In the basement short film
11 months ago
MSN
Isaac Carlton
43:50
Our Alien Overlords | How We Secretly Serve The Tall Whites
Apr 7, 2025
MSN
The Why Files
See more videos
More like this
Feedback
