Fingernails, Part 1

How fast do human fingernails and toenails grow? Are they claws and, if not, what are they? In this Stuff to Blow Your Mind exploration, Robert and Joe dive into the anatomy, evolution culture and mythology of the “nail as old as time.” Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.