Let’s explore the inner workings of traffic signals. The traffic lights and crosswalk signals at an intersection are only the public user interface, of course. The interesting stuff is going on ...

Coming to an intersection near you are traffic signals that are so smart, they can detect a pedestrian in the crosswalk and give them more green light time until they reach the other side. It also ...

Red light extension technology gives pedestrians a walk signal while holding all vehicular traffic at red signals, providing a few seconds head start for them to start crossing the street ...