The classic traffic signal design was internationally recognized in 1931. The ubiquity of stop lights’ Red-Yellow-Green phases aren’t just coincidence—they’re actually codified in an international ...

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 ...

SAVANNAH, GA (WTOC) - New traffic signals designed to improve safety and increase traffic flow is coming to Savannah. Beginning this week, traffic signals at two State Route 307/Bourne Avenue ...

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 ...

Macomb County has launched a pilot project to install heating technology on certain traffic signals because LED lights don't produce enough heat to melt snow and ice to make them fully visible. Shelby ...

Delhi may introduce audible traffic signals to help visually impaired and elderly pedestrians. Here's how these systems work, global examples, and why the move is crucial.