Not to question the wisdom of Gandalf the Grey, but a hobbit might seem like a poor choice for a continent-sprawling journey to rid the world of evil. In this episode of Stuff to Blow Your Mind, Robert and Joe return to the science of Middle Earth with a look at scientific breakdowns of hobbit diet, hobbit physiology and hobbit vitamin requirements. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.