Before we’re old enough to even see over the dashboard, we learn that green means go and red means stop. This internationally recognized traffic light color system is standard in most of the world.

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 ...

Cars that drive themselves are no longer just a concept you'd see in sci-fi movies imagining the near future. Companies like Waymo are already using self-driving cars, and you can ride in a robotaxi ...

Traffic lights help traffic flow by directing specific lanes to go and others to stop. Some are more complex and include signals for buses. But at the end of the day, they're devices with red, yellow, ...