Unlocking Natures medicine chest are doctors orders this week as Monique Simmonds reveals the research behind old herbal remedies, Tai-Ping Fan describes how Chinese medicine is being used for illnesses from gout to endometriosis, Jack Cuzick talks about clinical trials for a new drug for breast cancer, and Dr Chris is in St. Louis with details on a potato that fights back... In Kitchen Science, Derek unleashes the explosive power of flour, and Anna Lacey asks Peter Austin why thousands of languages are threatened with extinction. Like this podcast? Please help us by supporting the Naked Scientists