Guest host Rachelle Saunders talks to science writer Sam Kean, about his book The Disappearing Spoon: And Other True Tales of Madness, Love, and the History of the World from the Periodic Table of the Elements. And we’ll learn about cutting edge research into light-bending metamaterials, with Dr. Peter Palffy-Muhoray, Professor, of Chemical Physics and Associate Director of the Liquid Crystal Institute & Chemical Physics Program at Kent State University