Busy roads, expanding cities, and constant infrastructure upgrades mean traffic control is more important than ever. Whether it is a construction site, temporary roadwork, an event, or an unexpected r ...

As cars and trucks get smarter and more connected, the humble lights that have controlled the flow of traffic for more than a century could also be on the cusp of a major transformation. Researchers ...

Before the advent of computers, traffic lights were a marvel of mechanical and electromechanical engineering, utilizing timers, relays, and human intervention to manage bustling city intersections.

As cars and trucks get smarter and more connected, the humble lights that have controlled the flow of traffic for more than a century could also be on the cusp of a major transformation. Researchers ...

In a tough year of budget cuts and management changes, Virginia's beleaguered Department of Transportation has found a bright spot. Workers are replacing thousands of green and red light bulbs in ...

MADISON, Wis. -- The City of Madison received a grant from the Carbon Reduction Program that allows for a five-year plan to update the city’s traffic lights and signals. This project to "switch the ...