Seeing a camera at a stoplight doesn't automatically mean you're being ticketed. Many intersections use similar hardware for ...

Engineers are exploring a future white phase on U.S. traffic lights, showing how autonomous vehicles could coordinate movement at intersections.

Traffic lights have been with us since 1868, when the first gas-powered set was switched on in London. These lights used a semaphore system similar to those used by the railways of the day and ...

Traffic lights might seem like they let cars stop or go randomly, but that's not always the case. Many of them use special ...