A lot of what we know about the world got locked up a long time ago. What if we're just plain wrong?
The NPR podcast "Invisibilia" explores the forces that shape our world and influence our behavior. We give the second hour of the Exchange time slot over to "Invisibilia" for seven straight Fridays, beginning today.
Enjoy the stories and the science that make the show unique. This week: learn how McDonald’s employees in Russia learned to smile, and workers on a Louisiana oil rig learned to cry.
