Tapping into wastewater monitoring to look at virus infections is a great way to take the temperature of an entire city. Like counting cars on a road, we can count how many virus particles pass through a community. 

Click above to listen to part 2 of COVID Curiosities, featuring Rolf Halden, professor and Director of the Biodesign Center for Environmental Health Engineering at Arizona State University.

COVID Curiosities:
Part 1: Yvette Johnson-Walker / Pets and COVID
Part 2: Rolf Halden / Sewage COVID
Part 3: Bryan Bzdek / Airborne COVID
Part 4: Megan Molteni / Vaccine Glass

Podcast also available on PocketCasts, SoundCloud, Spotify, Google Podcasts, Apple Podcasts, and RSS.

2026 Webby Award Nominee
for our three part series on the 20th anniversary of Hurricane Katrina

Big Picture Science is an immersive radio show and podcast that reveals the unexpected connections in science.

Our Skeptic Check episodes take a critical look at extraordinary science claims and pseudoscience.

Don’t settle for a science snapshot. Get the big picture. 

Hosted By

Molly Bentley Executive Producer and Co-Host, Big Picture Science  

Seth Shostak Producer and Co-Host, Big Picture Science
Senior Astronomer, SETI Institute

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