Finally, an episode that scratches at all those answers you've been craving (in the most satisfying way.) Did an itching epidemic really halt the Revolutionary War? What happens when you scratch an itch and look in the mirror? And can tiny electrocutions really help your itchy skin?

Why Are We So Obsessed with Time Capsules?
42:06

Why Do Kids Play Recorders in School?
20:18

How Have Rats Outsmarted Us for So Long?
40:28