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 ...

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 ...

Many cities are replacing their incandescent traffic lights with LEDs, despite the higher initial cost. Here's why that's ...

Many motorists seem to treat traffic lights as optional, barreling through red lights without a care in the world. In a bid to clamp down on red light runners, authorities in Florida have started ...

Drivers in certain areas of Florida like Gainesville, Fort Myers, Orlando, and Collier County, have begun noticing odd little blue lights mounted on the top of some traffic signals. What are they ...