Episode 35 Farming Without Sun or Soil and Eating Manna From Heaven

Gold Cobblestone Lichen grows in an Arizona desert. Similar lichens could have been the Biblical "manna from heaven." (Photo: Wikimedia Commons)

This week, we work on our survival skills: in the desert, on the tundra, and growing food in abandoned warehouses. Actress Sas Goldberg is co-host; AJ Jacobs (author of It’s All Relative) is live fact-checker.