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This program zeroes in on the mystery of exactly how life began on Earth. Join the hunt for hardy microbes that flourish in the most unlikely places: inside rocks in a mine shaft two miles down, inside a cave dripping with acid as strong as a car ...
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Contents
Introduction: How Life Began (2:41) -- Sponsors: How Life Began (1:05) -- Early Earth: Planet Under Siege (2:04) -- Origin of Life (1:12) -- Bombardment of Early Earth (2:01) -- Environment of Early Earth (3:22) -- Bacteria and DNA (1:38) -- Ingre...
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