#759 Chad Orzel - A Brief History of Timekeeping; from Stonehenge to Atomic Clocks
Dr. Chad Orzel is an Associate Professor in the Department of Physics and Astronomy at Union College in Schenectady, NY, where he teaches a wide range of classes, and does research on atomic, molecular, and optical physics. He writes a blog about physics for Forbes.com. He is the author of several books, including Eureka: Discovering Your Inner Scientist, and Breakfast with Einstein: The Exotic Physics of Everyday Objects. His latest book is A Brief History of Timekeeping: The Science of Marking Time, from Stonehenge to Atomic Clocks. More»