Renowned evolutionary biologist Neil Shubin joins me for an epic journey to Earth's most extreme polar frontiers.

The author of the new book 'Ends of the Earth, explains why scientists are willing to brave bone-chilling environments where flesh freezes in seconds. Shubin shares with me stories of daring historical expeditions, cutting-edge climate research, and how these frozen landscapes hold the keys to our planet's past and future. We discuss human courage, scientific discovery, and the urgent stories emerging from Earth's poles……and from Greenland.

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