You may have noticed some traffic lights with a white light that works independently of the others. They're not for normal ...

Engineers are exploring a future white phase on U.S. traffic lights, showing how autonomous vehicles could coordinate movement at intersections.

As more self-driving cars enter roadways around the world, many aspects of driving could change forever. More electric vehicles (EVs) and autonomous vehicles (AV) are already leading engineers to ...

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 ...

Those blue lights above traffic signals aren’t decorative. Here’s what they’re for and why more cities are installing them. Blue confirmation lights help police spot and enforce red-light violations ...

Your browser does not support the video element. Your browser does not support the video element. Someday, maybe, you'll be driving like usual, and you'll stop at a ...

Most cars in America have three colors of lights on the outside. There’s white for headlights and reverse lights, red for brake lights and rear lights and amber for turn signals, at least in the front ...

Pull up to an intersection at a red light, eyes ahead, scanning left and right. Maybe the blue light from the traffic signal caught your eyes, like it did for Bob Thompson of Mill Creek. “What is the ...