If you've ever wondered how traffic lights work and how they can detect your car, you've probably also been curious about those small blue lights mounted above the signals themselves. These blue ...

Across the United States, drivers are looking up at intersections and noticing a new, unfamiliar glow: small blue lights ...

Small blue lights are quietly appearing above intersections in several states, helping police catch red-light runners while keeping intersections safer.

NORTH CAROLINA, USA — North Carolina drivers, get ready for changes at intersections when traffic lights aren't working as normal. The NC Department of Transportation (NCDOT) says it is modifying ...

If you're comfortable with the present green, amber, and red traffic lights, be prepared to get uncomfortable. New research suggests that adding a white light will speed up traffic and improve safety ...

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 ...

MOBILE, Ala. (WKRG) — The City of Mobile is moving forward with the next phase of its multi-year traffic light project, this time focusing on one of the busiest stretches in town: Airport Boulevard.

New Orleans' struggling Department of Public Works has failed to adequately maintain traffic signals throughout the city, leading to hazardous conditions on roadways, according to the New Orleans ...