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 ...

Researchers at North Carolina State University have proposed a fourth traffic light color that could save fuel and make ...

Hybrid traffic lights, designed to make crossings safer, are confusing motorists across the state — and some drivers are ...

Santa Clarita Valley has steadily grown into one of California’s most vibrant communities. Along with this growth has come a rising need for infrastructure that can keep pace with modern demands. From ...

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.

BEAUFORT, SC (WTOC) - Eight new traffic signals are coming to the City of Beaufort. Starting on Monday, August 25, 2025, W. M. Roebuck, Inc. will begin daytime traffic signal construction at the ...

The City and County of Honolulu has started building a new traffic signal maintenance facility in Pearl City to help crews ...