How We Got to Now


Video duration: 55:11Expires: 11/13/14Video has closed captioning.

Best-selling author Steven Johnson boards a submarine to discover what a lack of natural light means for a sailor’s working day and visits Heathrow, the world’s busiest airport, to try to get timings right at air traffic control. Learn how advancements in navigation, the way we work, technology and travel would have been impossible without the unsung heroes of time.