Mary Roach is a writer known for asking taboo and wacky questions about the human body, and she continues this pursuit in her latest book, "Gulp: Adventures on the Alimentary Canal."(W.W. Norton & Company/2013)
The book takes readers on journey from an oral processing lab in the Netherlands to a Gut Microflora Party in Minnesota.Roach will talk about her work at The Carolina Theater in Durham this Sunday at 7 p.m. But first, Host Frank Stasio talks to Mary Roach about her exploration of the human digestive system.
Here's the trailer for the book: