What is the smallest thing you can think of? What’s smaller than that? For World Quark Day, experimental physicist Dr. Martin Breidenbach takes Andrew & Polly on a trip through the 70’s into subatomic space to recount his use of a gigantic device to discover how small the universe can get. Innovations such as radiation oncology and the World Wide Web can trace their origins to the pioneering experiments of physicists like Marty asking the same questions we ask on Ear Snacks – What’s that mad...more