SciFri Radio: History of Science and Technology

SciFri Radio: Science Diction: The Origin Of The Petri Dish
Julius Petri replaced clumsy bell jars and test tubes with a simple set of nesting glass dishes.

SciFri Radio: The Beauty and Brains Behind ‘Hedy’s Folly’
A new book looks at the life of the beautiful and brainy movie star Hedy Lamarr.

SciFri Radio: Science Diction: The Origin Of ‘Stethoscope’
Unlike the stethoscope familiar to patients today, the original device was a simple tube.

SciFri Radio: A Tale Of Two Addicts: Freud, Halsted And Cocaine
Medical historian Howard Markel discusses his book An Anatomy of Addiction.

SciFri Radio: Building ‘The Big Roads’
Writer Earl Swift traces the evolution of America’s superhighway system.