With the ease of air, rail and road travel in the modern age, we often take our ability to move quickly and safely across the globe for granted. In this second episode, our team of experts tell the story of the handful of extraordinary inventors and inventions who helped build the modern world by making the miracle of powered transport an ordinary, everyday experience. Coming from the Rolls Royce aero-engine factory in Derby, Michael Mosley, Prof Mark Miodownik and Dr Cassie Newland tell the amazing story of three more of the greatest and most transformative inventions of all time; the steam locomotive, the internal combustion engine and the jet engine