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Cool Science Radio

Cool Science Radio | June 25, 2026

By Lynn Ware Peek,

Scott Greenberg

Published June 25, 2026 at 1:56 PM MDT

Most of us rely on GPS every day without giving it much thought. Journalist Katherine Dunn explores the surprising history of GPS and how a military navigation tool became an essential part of everyday life. (1:07)

Then, in his new book, “How We Disappear,” Stanford historian Thomas Mullaney explores why memories, photographs, and digital records disappear, and what we can do to preserve the stories that matter most. (26:06)

Cool Science Radio

Lynn Ware Peek

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

See stories by Lynn Ware Peek

Scott Greenberg

Co-Host Cool Science Radio and wine expert

See stories by Scott Greenberg