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

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.

Copyright 2026 NPR

Katia Riddle
Katia Riddle is a correspondent at NPR covering mental health. She has reported extensively on the impact of events such as Hurricane Helene, Los Angeles wildfires and the loneliness epidemic. Prior to her current role, she covered public health including reproductive rights and homelessness. She won a 2024 Gracie Award for a series on reproductive rights.
Regina G. Barber
Regina G. Barber is a co-host of Short Wave, NPR's science podcast.

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