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This week in science: Prehistoric cooking, earthquakes in the PNW, and teens' sleep

NPR | By Katia Riddle,

Regina G. Barber

Published March 5, 2026 at 5:18 PM EST

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Regina Barber and Katia Riddle of NPR's Short Wave podcast talk about prehistoric cooking, earthquakes in the Pacific Northwest and how teens are sleeping less than before.

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Katia Riddle

Regina G. Barber

Regina G. Barber is Short Wave's Scientist in Residence. She contributes original reporting on STEM and guest hosts the show.