Spit, a new 23andMe’s new podcast with iHeart Radio, is hosted by the writer, comedian and cultural critic, Baratunde Thurston, in conversation with artists, scientists and thinkers talking about how DNA testing is changing perspectives about identity, family, and race.

Maria felt conflicted. Here she was celebrating her parents’ 63rd wedding anniversary, and the last thing she wanted to do was upset her elderly mother. But on the flipside she...

I’m a bad patient. Every time I go to a doctor she asks, “Do you have a family history of any diseases?” I’m ashamed to say that my answer is...