Red means stop, green means go—simple enough, right? But traffic lights are just a small part of the sophisticated science of traffic engineering. San Francisco Traffic Engineer Eddie Tsui takes us on a wild ride through his world, from computer simulations to ever-evolving detection technologies.
Watch the Exploratorium's complete Science in the City series at http://www.exploratorium.edu/scienceinthecity
Link to this comment:
All Comments (0)