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

Here’s what it signals—and why it makes a ton of sense.

A fourth traffic-signal color is more than sci-fi clickbait. As reported by ECO News’ Laila A., researchers at North Carolina State University are proposing a new white light that activates when ...

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 ...

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 ...

The first tri-color traffic signal that was invented and used in Detroit. (The Henry Ford.) On this day in 1920, the way people drove was changed forever when a Detroit traffic cop installed a ...