Could life on Earth have arrived from space? Explore panspermia, alien comets, and how life might spread across the galaxy.
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Credits: Panspermia – Could Alien Comets Be Seeding Life Through the Universe?
Written, Produced & Narrated by: Isaac Arthur
Editors: Alex Shenderov & Lukas Konecny
Select imagery/video supplied by Getty Images
Music by Epidemic Sound: http://nebula.tv/epidemic
Chapters
0:00 Intro
1:16 From Ancient Seeds to Modern Science
4:56 Comets as Cosmic Cradles
7:37 Alien Visitors: ‘Oumuamua and 3I/Atlas
11:23 Cosmic Distribution Networks
13:37 Directed Panspermia and Artificial Seeding
16:02 Day Pass
17:15 Panspermia and the Fermi Paradox, Revisited
19:03 Testing the Hypothesis & Speculative Extensions