Red and green traffic lights have been around since the 1800s, when British traffic officers used to rotate gas lamps that burned red and green to control the movement of mostly horse-drawn vehicles.

Driverless cars are no longer things of the future. Engineers at NC State University propose adding a fourth traffic light to ...

Traffic lights are popping up all over Lyons Road west of Boynton Beach. It wasn’t all that long ago that the 5-mile stretch of highway between Boynton Beach Boulevard and Atlantic Avenue dead-ended ...

Looking for an update on UC San Diego’s plan for a system of adaptive “smart” traffic signals intended to aid traffic flow in the university area, the La Jolla Traffic & Transportation Board heard a ...