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The Michael Shermer Show

The Michael Shermer Show

Rethinking the Discovery of DNA

Jan 3, 2026 · 1h 22m

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Francis Crick is best known as one of the figures behind the discovery of the double-helix structure of DNA, but the familiar story leaves out as much as it explains. Historian of science Matthew Cobb looks closely at how Crick's life actually unfolded, revealing a career shaped less by inevitability than by luck, conflict, false starts, and a series of highly contingent moments. The double helix itself may have been waiting to be found, but what followed was anything but predetermined. Crick's influence came from asking uncomfortable questions about what the structure of DNA implied for genetics, evolution, and life itself. Along the way, myths hardened around personalities, credit, and…