Nicola Tesla is one of the most interesting men to ever walk our planet. He was an electrical genius who came up with many of the things that make our lives what they are today. He conceived of a time when people would carry around a small device in their pocket with all the knowledge of the world at their fingertips. He invented the radio. He came up with alternating current. Here is the story of on of the best things to happen to us in the last few hundred years.