Your Baby’s Microbiome (start time 6:13): This week on How on Earth Beth Bennett interviews Toni Harmon, author of Your Baby’s Microbiome, a look into the role the maternal micro biome plays before and after birth. For a newborn, the biological defenses to diseases and the environment come from the mother. Harmon talks about how the birth process and interactions between the newborn and the mother help build up the immunities that a young child requires.
Hosts: Beth Bennett and Alejandro Soto
Producer: Alejandro Soto
Engineer: Beth Bennett
Additional contributions: Susan Moran
Executive Producer: Joel Parker
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Today’s feature has How on Earth’s Beth Bennett talking with Dr. Mike Shanahan, a biologist who has a degree in rainforest ecology. He has lived in a national park in Borneo, bred endangered penguins, and investigated illegal bear farms. His writing has appeared in
Your Brain on Nature (start time: 5:49): You may think it’s a no-brainer: that nature is good for your mental and physical health. After all, a walk in the woods or even an urban park brightens your outlook on life, at least for a little while. Turns out, the notion that being outside in nature boosts our mood, and even our creativity, has historical roots at least as deep as
Citizen Science (start time: 5:32): For those who would love to track birds and other creatures or to test drinking water quality in their community, for instance, but think it would require a degree in science to contribute to important scientific discoveries, our guest today aims to set the record straight.


The American Gut project is the largest crowd-sourced project ever: to date, over 80.000 participants have contributed fecal, skin, or oral samples. The ambitious goal is to characterize the microbiota of as many individuals as possible to identify the diverse species living in and on us. Beth interviews Dr Embrietta Hyde, Project Manager of the Gut project about results and progess.
