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Cool Science Radio

Cool Science Radio | November 06, 2025

By Lynn Ware Peek

Published November 6, 2025 at 2:22 PM MST

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Cool Science Radio podcast title card.

Geoscientist Gabriel Bowen discusses new research revealing that human activity has pushed Utah’s Great Salt Lake into a state unseen for at least 2,000 years. (1:12)

Astrobiologist Caleb Scharf discusses his new book, "The Giant Leap: Why Space Is the Next Frontier in the Evolution of Life," exploring how humanity’s expansion into space represents a profound new phase in the story of evolution itself. (26:29)

Cool Science Radio

Lynn Ware Peek

KPCW Co-Host / Producer of The Mountain Life and Cool Science Radio

See stories by Lynn Ware Peek