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#446 – Ed Barnhart: Maya, Aztec, Inca, and Lost Civilizations of South America

Lex Fridman Podcast

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Embrace the Evident: Redefining Migration Timelines

Traditional theories of human migration across a land bridge are being reevaluated, particularly regarding the timeline. While past beliefs suggested migration occurred around 12,500 years ago, recent DNA evidence indicates that early migration may have happened closer to 30,000 years ago, and even potentially as far back as 60,000 years. This shift in understanding exemplifies the significant impact of DNA analysis on archaeology, revealing evolutionary tracks previously thought unattainable and challenging long-held assumptions.

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