One thing that hasn't changed much at all in the last 10,000 years is the human brain. The relentless curiosity of the human mind, combined with our ability to solve problems, has resulted in huge innovation and change. Here, then, are some of the most revolutionary ideas of the last 300 years. From James Watt and the invention of the steam engine, and the motorcars of Daimler and Benz, to cinema and television, More Great Inventors and Their Inventions explores the creation of eight great innovations, and the minds behind them.