In 5-1/2 minutes, learn why microbes matter and what you can do to nurture your own.

An NPR collaboration. Illustrations and animations by Benjamin Arthur. Sound and Music by Jonathan Arthur. Originally posted on Scientific American, “Good Microbes Make Good Pets,” by Kalliopi Monoyios | November 25, 2013

Thanks to everyone who participated in Project MERCCURI, a citizen science project we’re working on with UC Davis and SciStarter to advance knowledge about microbiomes.