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

FORT MILL, S.C. — Fort Mill schools are set to install traffic signals at two locations due to a shortage of crossing guards, following an emergency request for assistance. The South Carolina ...

Across the United States, drivers are looking up at intersections and noticing a new, unfamiliar glow: small blue lights perched near traditional red, yellow and green signals. They are not decorative ...

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 ...