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Cool Science Radio

Cool Science Radio | April 17, 2025

By Katie Mullaly,

Lynn Ware Peek

Published April 17, 2025 at 5:01 PM MDT

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Cool Science Radio podcast title card.

Co-founders of HIRO diapers, Miki Agrawal and Tero Isokauppila, talk about the world’s first digestible diapers — that is, digested by fungi and designed to break down in a landfill thanks to new fungi-powered decomposition technology. (1:10)

Theoretical physicist and science writer Kathryn Zurek from the California Institute of Technology talks about the mysteries of dark matter in her recent article on the topic in Scientific American magazine this month. (26:22)

Cool Science Radio

Katie Mullaly

Cool Science Radio Co-Host

See stories by Katie Mullaly

Lynn Ware Peek

KPCW Co-Host / Producer

See stories by Lynn Ware Peek