Scratch & Sniff COVID Test // Ice Age BONE Fire

TheNoseKnows2Much, from WikiCommons

TheNoseKnows2Much, from WikiCommons

Scratch & Sniff COVID Test (starts 1:00) CU Scientist Dan Larremore explains how a smell test app might offer an affordable COVID screening that’s way more accurate than a temperature check.




HOE Ice Age Bone FireIce Age BONE Fire  (starts 6:00)  Archeologist John Hoffecker and local volunteers recreate a Paleolithic “campfire” that used bones as the primary fuel. Volunteers who helped with this project — Josh Steinsiek, Dustin Goodew of Arapahoe Meat Company, Outdoorspeople Lin and Henry Ballard, Amber O’Hearn and Siobhan Huggins.

Engineer Sam Fuqua
Host/Producer: Shelley Schlender
Additional Contributions:  Edie Hill, Composer
Executive Producer: Beth Bennett

Listen to the show:


Leave a Reply

Your email address will not be published. Required fields are marked *

Support KGNU

How On Earth is produced by a small group of volunteers at the studios of KGNU, an independent community radio station in the Boulder-Denver metro area. KGNU is supported by the generosity and efforts of community members like you. Visit to learn more.


Subscribe via iTunes
How On Earth episodes can be downloaded as podcasts via iTunes, or streamed to a mobile device via Stitcher or Science360 Radio.
Listen on Stitcher
Listen on Science360 Radio
For more info about podcasting, and more subscription options, visit our Podcast page.