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.

Some things are so ubiquitous that it's easy to forget they're designed for a reason. With more than 300,000 traffic lights set up across the United States, it's easy to take how they look for granted ...

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

Today's traffic lights can be controlled by anything from standard traffic control computers to highly advanced AI-driven computer systems that are so "smart" they can predict what's going to happen ...

Roswell is installing emergency vehicle pre-emptive technology at all of its traffic signals. The emergency vehicles are equipped with GPS and communicate with the traffic signals. As the vehicles ...

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 ...