Inventions that Shook the World

The 1920s (1x3)

Air date: Jan 01, 2011

The roaring '20s marked a decade of unprecedented prosperity. It's no wonder the inventions that defined the 1920s are all about entertainment and convenience. Motion picture and television are two of the greatest inventions since sliced bread - both of which were invented during this time. Featured inventions: The Television Rocket Sound Film Lie Detector Einstein's Refrigerator