The astounding mad scientist life of Nikola Tesla. Just who was this pioneer of radio, radar, and wireless communication? We discover his legacy in the work of today’s scientists and artists. Samantha Hunt’s novel The Invention of Everything Else is a fictional portrait of Tesla. Monologist Mike Daisey tells us how Tesla X-rayed Mark Twain’s head. And across the country, garage inventors toil in obscurity at the next breakthrough that will change the world.