630: Things I Mean to Know

630: Things I Mean to Know

Oct 27, 2017
There are so many facts about the world that we take for granted—without ever questioning how we know them. Of course the earth revolves around the sun. Of course my dog loves me. But how exactly do we know things like that are true? This week, stories of people trying to unspool some of life’s certainties, and what they find.
  • Remember learning that women’s menstrual cycles tend to sync up when they spend a lot of time together? Producer Diane Wu was skeptical. So she went looking for evidence. (14 minutes)Science
    Song:
    • "“I Need to Know” ", Tom Petty

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