Why Do We Cry?

Last month, Short Wave explored the evolutionary purpose of laughter. Now, we're talking tears. From glistening eyeballs to waterworks, what are tears? Why do we shed them? And what makes our species' ability to cry emotional tears so unique?Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Om Podcasten

New discoveries, everyday mysteries, and the science behind the headlines — in just under 15 minutes. It's science for everyone, using a lot of creativity and a little humor. Join hosts Emily Kwong and Regina Barber for science on a different wavelength.If you're hooked, try Short Wave Plus. Your subscription supports the show and unlocks a sponsor-free feed. Learn more at plus.npr.org/shortwave