Panspermia
A theory, created by Fred Hoyle, suggesting that life on Earth (or elsewhere) could have originated from genetic material carried to it by meteorites from another planet.
Videos Mentioning Panspermia

Brian Keating: Cosmology, Astrophysics, Aliens & Losing the Nobel Prize | Lex Fridman Podcast #257
Lex Fridman
The hypothesis that life exists throughout the universe, distributed by meteoroids, asteroids, and planetoids.

Sara Walker: The Origin of Life on Earth and Alien Worlds | Lex Fridman Podcast #198
Lex Fridman
The hypothesis that life exists elsewhere in the universe and was transported to Earth, possibly by asteroids or space dust.

Brian Keating: I’m Spending $200 Million To Explore Existence! How God Fits Into Science Explained!
The Diary Of A CEO
A theory, created by Fred Hoyle, suggesting that life on Earth (or elsewhere) could have originated from genetic material carried to it by meteorites from another planet.

Nathalie Cabrol: Search for Alien Life | Lex Fridman Podcast #348
Lex Fridman
The theory that building blocks of life (or even organisms) are distributed throughout the universe by comets and asteroids, potentially seeding planets with life.

Nick Lane: Origin of Life, Evolution, Aliens, Biology, and Consciousness | Lex Fridman Podcast #318
Lex Fridman
The theory that life originated elsewhere and was transported to Earth. Nick Lane finds it unhelpful as it pushes the question of life's origin elsewhere.