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

The Trumbull County Engineer’s Office, in cooperation with the Ohio Department of Transportation, proposes replacing or removing the existing traffic signals at 12 intersections along various routes ...

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 ...

HARRISBURG, Pa. — State funding will go towards traffic signal upgrades in the Lehigh Valley and Berks County. 57 municipalities across the Commonwealth will receive nearly $30 million through the ...