A Brief Tour Of The Alimentary Canal, From Spit To You Know What Not so long ago, the workings of the digestive system were of interest only to gastroenterologists and 10-year-old boys. But the gut is now chic, with its microbiome playing a huge role in human health, and passing gas deemed a sign of healthy gut microbes. What better time to take a tour of the alimentary canal with Mary Roach?
April 29, 2014 - KERA North Texas