Listener-supported KSUT delivers NPR News and Music Discovery for the Four Corners, on-air and online, from its studios on Southern Ute lands in Ignacio, Colorado.

KSUT is an independent, non-profit organization governed by a Board of Directors and is not a tribally owned station or service.

© 2026 KSUT Public Radio
NPR News and Music Discovery for the Four Corners
Play Live Radio
Next Up:
0:00
0:00
0:00 0:00
Available On Air Stations

The origin of the chew: When did we learn to eat like this?

It's likely you've already chewed and swallowed some tasty morsel today. But when did that ability emerge? New evidence points to at least the middle Jurassic, back when dinosaurs still reigned.

Copyright 2026 NPR

Ari Daniel is a freelance contributor to NPR's Science desk.