RNA World Hypothesis
Concept
An idea that RNA, capable of self-copying and catalyzing reactions, predated DNA as the primary genetic material.
Mentioned in 3 videos
Videos Mentioning RNA World Hypothesis

Vincent Racaniello: Viruses and Vaccines | Lex Fridman Podcast #216
Lex Fridman
The idea that early life on Earth was RNA-based, making RNA viruses 'relics' or 'old-school' forms of life that adapted to the modern world.

Sara Walker: The Origin of Life on Earth and Alien Worlds | Lex Fridman Podcast #198
Lex Fridman
A popular hypothesis for the origin of life suggesting that RNA molecules were the first genetic material, capable of both storing genetic information and performing catalysis.

Nick Lane: Origin of Life, Evolution, Aliens, Biology, and Consciousness | Lex Fridman Podcast #318
Lex Fridman
An idea that RNA, capable of self-copying and catalyzing reactions, predated DNA as the primary genetic material.