10 Alien Civilizations Scientists Think Could Be Hiding in Plain Sight
26:41
10 Alien Civilizations Scientists Think Could Be Hiding in Plain Sight
1.2K views1 month ago
YouTubeSam Knows Space
Merging with Alien Civilizations - Our Future in a Galactic Community
28:24
Merging with Alien Civilizations - Our Future in a Galactic Community
35.4K views2 months ago
YouTubeIsaac Arthur
10 Alien Civilization Scenarios That Are Terrifyingly Possible
22:29
10 Alien Civilization Scenarios That Are Terrifyingly Possible
126.3K views5 months ago
YouTubeSpace Captain
10 Terrifying Alien Civilization Types That Could Actually Exist Right Now
21:02
10 Terrifying Alien Civilization Types That Could Actually Exist Right Now
24.5K views5 months ago
YouTubeSpace Mate
10 Alien Civilization Scenarios That Might Actually Be Real
19:41
10 Alien Civilization Scenarios That Might Actually Be Real
2.1K views5 months ago
YouTubeSpace Captain
6 Types of Alien Civilizations Explained
9:49
6 Types of Alien Civilizations Explained
65 views2 months ago
YouTubeSketchy Secrets
How Many Alien Civilizations Could Exist In One Galaxy?
1:37
How Many Alien Civilizations Could Exist In One Galaxy?
10K views4 months ago
YouTubeIsaac Arthur
2:12:25
Could Alien Technology Really Exist? | The Universe | Marathon
170.9K views1 month ago
YouTubeHISTORY
2:12:17
Did Aliens Shape Human History? *Marathon* | Ancient Aliens
51.9K views1 month ago
YouTubeHISTORY
55:16
The Most Terrifying Alien Civilization Scenarios That Might Actually Be Real [Vol.2]
17.4K views1 month ago
YouTubeThe Great Abyss
26:09
10 Terrifying Theories About Advanced Alien Civilizations
40.2K views3 months ago
YouTubeNew Cosmic Explorer
2:46
What Happened to Alien Civilizations?
11.8K views2 months ago
YouTubeKathanaka
39:53
Earthen Echoes of Alien Technology | Ancient Aliens
292.5K views1 month ago
YouTubeHISTORY
27:46
10 Real Scientific Projects Searching For Alien Civilizations
929 views2 months ago
YouTubeSpace Captain
26:52
Mysteries That Span Civilizations and Time | Ancient Aliens
447.5K views4 months ago
YouTubeHISTORY
13:10
Three Alien Civilizations Used Earth 270M Years
4.3K views1 month ago
YouTubeAwaken Zone
44:17
Lost Technologies of Ancient Civilizations | Ancient Aliens
984.3K views3 months ago
YouTubeHISTORY
23:53
Sky Beings Across Lost Civilizations | Ancient Aliens
170.8K views2 months ago
YouTubeHISTORY
40:21
The Mystery of Alien Travel Through History | Ancient Aliens
1.3M views4 months ago
YouTubeHISTORY
44:43
Ancient Sites that Defy Explanation | Ancient Aliens | Compilation
671K views2 months ago
YouTubeHISTORY
44:35
Decoding Ancient Messages | Ancient Aliens
404.5K views1 month ago
YouTubeHISTORY
2:06:24
The Ancient Sites That Shouldn't Exist | Ancient Aliens | Compilation
298.9K views2 months ago
YouTubeHISTORY
20:44
4 Relics from Beyond Planet Earth | Ancient Aliens
249.5K views2 months ago
YouTubeHISTORY
26:46
Are We Searching for Aliens the Wrong Way?
35.6K views3 months ago
YouTubeIsaac Arthur
33:12
Lost Civilizations Beyond History | Ancient Aliens
698.2K views5 months ago
YouTubeHISTORY
35:13
The Alien Origins of Human Civilization | Ancient Aliens
244.3K views7 months ago
YouTubeHISTORY
32:37
How Many Alien Civilizations Are There?
173.4K viewsJun 8, 2025
YouTubeIsaac Arthur
23:38
10 Alien Civilization Scenarios That Are Terrifyingly Possible
62.2K views5 months ago
YouTubeSpace Mate
1:00
The Truth About Alien Civilizations on Desert Worlds
34.9K views5 months ago
YouTubeChristos Avatar TV
0:59
The Truth About Alien Civilizations on Monolith Worlds
12K views4 months ago
YouTubeChristos Avatar TV
See more
Static thumbnail place holder
You may also want to search

Short videos

1:02
Alien Civilizations In Our Galaxy Are Inevitable | Christopher Mellon
1.8K views3 weeks ago
YouTubeUnveiled
1:37
How Many Alien Civilizations Could Exist In One Galaxy?
10K views4 months ago
YouTubeIsaac Arthur
2:42
🚀 The Alien Civilizations That Chose Infinite Knowledge Instead of Space Travel
123K views3 months ago
YouTubeThe Unknown
1:32
Are We Alone The Truth About Alien Civilizations
2.6K views5 months ago
YouTubeWorld Facty
0:09
Exploring Alien Civilizations in Sci-Fi and Fantasy
1.3M viewsAug 21, 2025
TikTokfuturistic_aiart
0:06
NASA's Equation That Predicts Alien Civilizations
36.8K views3 weeks ago
YouTubeUNIVERSIA
1:17
ALIENS CIVILIZATION
14 views3 weeks ago
YouTubeUniverse History
2:03
Why Haven't We Detected Alien Civilizations Yet? 👽🌌
19 views1 month ago
YouTubeKNOW iT
1:01
How Many Alien Civilizations Actually Exist #space #aliens #science
9 views1 month ago
YouTubeThat One Space Guy
2:27
The Terrifying Theory That Ancient Civilizations Broke the Cosmic Web | Fermi Paradox
193.2K views2 months ago
YouTubeThe Unknown
0:59
The Truth About Alien Civilizations on Monolith Worlds
12K views4 months ago
YouTubeChristos Avatar TV
0:58
Alien Civilization Revealed Beneath Massive Megastructures
21.2K views5 months ago
YouTubeChristos Avatar TV
1:17
The HARSH TRUTH About Alien Life | Brian Cox Explains Why We May Never Find Alien
14.9K views5 months ago
YouTubeParkerZen - Sleep, Meditation,
1:00
The Truth About Alien Civilizations on Desert Worlds
34.9K views5 months ago
YouTubeChristos Avatar TV
2:54
Earth Came Late: The Alien Civilization Mystery
69.3K views1 month ago
YouTubeCosmic Cartography
0:59
The Truth About Alien Civilizations in Nature Worlds
24.9K views4 months ago
YouTubeChristos Avatar TV
0:57
The Truth About Alien Civilizations on Thermal Worlds
12.5K views4 months ago
YouTubeChristos Avatar TV
0:57
The Truth About Alien Ocean Worlds and Their Civilizations
45.3K views5 months ago
YouTubeChristos Avatar TV
0:39
What if intelligent alien civilizations already exist... but we've never found them? 👽🌌
377 views1 month ago
YouTubeVoyager Cosmos
0:29
How Many Aliens Exist? The Drake Equation Explained
547 views1 month ago
YouTubeTHE FACT FACTORY
Static thumbnail place holder