Great Inventors: Thomas Edison - Episode 210

One of the greatest inventors of all time, Thomas Edison did more than just invent the light bulb and assembly line. Kidding!! He didn't invent either, though he is often credited for these things. As great of an inventor as he was, he was also a savvy businessman, figuring out how to manufacturing the light bulb in a more cost effective way to mass produce it and get it into houses around the world. What else did he do? You'll have to take a listen to find out!