149. Caleb Scharf: Life Beyond Earth, AI, Shadow Biosphere, NASA
Nov 27, 2025•1 hr 1 min•Ep. 160
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Episode description
Astrobiologist Caleb Scharf discusses the most promising lines of study in the search for life beyond Earth.
Caleb Scharf's book: https://amzn.to/4rn91UO
Caleb Scharf's website: https://www.calebscharf.com/
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