Creatures in Alien: Earth Ranked from Least to Most Terrifying
0:57
YouTubeWatchMojo.com
Creatures in Alien: Earth Ranked from Least to Most Terrifying
These extraterrestrial nightmares will haunt your dreams! Join us as we count down our picks for the most terrifying alien species from Alien Earth. From acid-blooded predators to shape-shifting parasites, these creatures represent the darkest corners of cosmic evolution. Which alien species would you least want to encounter? Let us know in the ...
104.6K views7 months ago
Alien Planet Wildlife
The Global Threat (Full Episode) | UFOs: Investigating the Unknown
42:15
The Global Threat (Full Episode) | UFOs: Investigating the Unknown
YouTubeNational Geographic
6.7M viewsFeb 24, 2024
Mysteries on Mars | NASA's Unexplained Files | Science Channel
52:23
Mysteries on Mars | NASA's Unexplained Files | Science Channel
YouTubeScience Channel
223.8K views6 months ago
Is Escape from Earth Possible? | One Strange Rock Ft. Will Smith (Full Episode) | Nat Geo
47:26
Is Escape from Earth Possible? | One Strange Rock Ft. Will Smith (Full Episode) | Nat Geo
YouTubeNational Geographic
500.3K views4 months ago
Top videos
10 Alien Species Believed to Be Visiting Earth
13:20
10 Alien Species Believed to Be Visiting Earth
YouTubeWatchMojo.com
114.2K views9 months ago
The Animal Connection to the Gods | Ancient Aliens | History
24:15
The Animal Connection to the Gods | Ancient Aliens | History
YouTubeHISTORY
104.9K views6 months ago
When Will We Find Alien Life on Other Planets?
50:02
When Will We Find Alien Life on Other Planets?
YouTubeWonder
2.2K views2 weeks ago
Space Creature Documentaries
Alien Contact: How Would Humanity React? | FULL DOCUMENTARY
1:30:54
Alien Contact: How Would Humanity React? | FULL DOCUMENTARY
YouTubeNaked Science
672.7K viewsMar 9, 2025
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
YouTubeNaked Science
437.9K views10 months ago
Evidence of Early Alien Contact with Earth | Ancient Aliens (S1, E99) | Full Episode | History
1:31:03
Evidence of Early Alien Contact with Earth | Ancient Aliens (S1, E99) | Full Episode | History
YouTubeHISTORY
3.2M viewsNov 16, 2024
10 Alien Species Believed to Be Visiting Earth
13:20
10 Alien Species Believed to Be Visiting Earth
114.2K views9 months ago
YouTubeWatchMojo.com
The Animal Connection to the Gods | Ancient Aliens | History
24:15
The Animal Connection to the Gods | Ancient Aliens | History
104.9K views6 months ago
YouTubeHISTORY
When Will We Find Alien Life on Other Planets?
50:02
When Will We Find Alien Life on Other Planets?
2.2K views2 weeks ago
YouTubeWonder
How Close Are We To Finding Alien Life?
1:16:35
How Close Are We To Finding Alien Life?
553.9K viewsMar 13, 2024
YouTubeWhat If
Imagine Alien Life | Known Universe
1:14
Imagine Alien Life | Known Universe
1M viewsFeb 27, 2012
YouTubeNational Geographic
The Effects of Alien Life on Earth | Alien Encounters (Full Episode)
43:08
The Effects of Alien Life on Earth | Alien Encounters (Full Episode)
272.7K viewsOct 10, 2019
YouTubeScience Channel
Will Alien Life Resemble Life on Earth? Harvard Biologist Jonathan Losos Explains | Big Think
9:20
Find in video from 01:08Habitable Exoplanets
Will Alien Life Resemble Life on Earth? Harvard Biologist Jonatha…
95K viewsSep 24, 2017
YouTubeBig Think
1:32
9 alien planet discoveries that were out-of-this-world in 2022
Dec 27, 2022
SPACE.comCharles Q. Choi
10 Alien Species Believed to Be Visiting Earth | Articles on WatchMojo.com
9 months ago
watchmojo.com
7:05
Did Aliens Seed Life On Earth? | Unveiled
257.6K viewsJul 12, 2019
YouTubeUnveiled
2:02:48
What Happens If You Land On The Scariest Exoplanets?
200.6K views9 months ago
YouTubeWhat If
4:52
Underwater Alien Planet | Nat Geo Wild
53.7K viewsNov 16, 2010
YouTubeNat Geo Animals
5:42
Scientists find 'strongest evidence yet' of life on distant planet | BBC News
2.1M viewsApr 17, 2025
YouTubeBBC News
47:23
Alien (Featuring Will Smith) | Full Episode | One Strange Rock
6.2M viewsJun 24, 2021
YouTubeNational Geographic
3:19
ALIEN: EARTH 'Elevated Species Of Xenomorph' Trailer (2025) New Alien Series - 4K HDR
392.8K views10 months ago
YouTubeMovieGasm‍․com
Ancient Aliens: Evidence of Life in Outer Space | History
13:40
Find in video from 06:24Discovering the First Exoplanet
Ancient Aliens: Evidence of Life in Outer Space | History
412.1K viewsJul 25, 2024
YouTubeHISTORY
6:46
Ancient Aliens: Extraterrestrials Planted Life on Earth?! (Season 20) | History
95.8K viewsMar 23, 2024
YouTubeHISTORY
0:40
Strongest evidence yet of life on an alien planet
20.8K viewsApr 17, 2025
YouTubeReuters
1:25:43
Alien Conspiracy They Are Here - Alien Reptilian Legacy
38.2K viewsAug 3, 2024
YouTubeExtreme Mysteries
3:46:58
Freakiest Animals Across the Globe | MEGA EPISODE | Nat Geo Animals
215.2K views8 months ago
YouTubeNat Geo Animals
2:42
ALIEN: EARTH Official Trailer (2025) Extended
652.1K views10 months ago
YouTubeMovieGasm‍․com
0:30
Alien: Earth (TV Series 2025– )
7 months ago
IMDb
47:24
Birth of Planet Earth ft. Will Smith (Full Episode) | One Strange Rock | National Geographic
657.4K views5 months ago
YouTubeNational Geographic
10:29
Are There Lost Alien Civilizations in Our Past?
14M viewsMar 1, 2022
YouTubeKurzgesagt – In a Nutshell
4:40
Alien DNA Found in Octopus Genetics | Ancient Aliens | History
433.2K viewsDec 10, 2022
YouTubeHISTORY
4:36
These Terrifying Alien Worlds Actually Exist
823.1K viewsOct 30, 2016
YouTubeSeeker
0:27
The 6 Most Likely Places to Find Alien Life
May 16, 2012
SPACE.comSeth Shostak
3:55
The Xenomorph Homeworld - Explained
Trailer
1M viewsJan 27, 2017
YouTubeHN Entertainment
1:01
'Alien: Earth' introduces new creatures for the franchise | REUTERS
2.6K views8 months ago
YouTubeReuters
See more