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

KNOX COUNTY, Tenn. — There are 91 traffic signals in Knox County with more on the way. Have you ever wondered how those lights know when to change and who makes sure they work? In part, it's up to ...

A fully operational traffic signal at the intersection of Ingelside Drive and Route 31 is now in use by vehicular traffic and pedestrians. The township released an update on Jan. 22. The traffic ...

KNOXVILLE, Tenn. — In Knox County, there are 91 traffic signals. The city of Knoxville has 400. Memphis has about 1,400 and New York has around 14,000. Each of those signals requires a trained ...