50 Inventions That Shaped the Modern Economy—The Plow, Barbed Wire, and Google Search

On this episode of Our American Stories, Tim Harford, author of the bestselling book 50 Inventions That Shaped the Modern Economy, shares the stories of three inventions that changed the way we live today. Support the show (https://www.ouramericanstories.com/donate)See omnystudio.com/listener for privacy information.