Every time we stop at a red light, wait patiently for green, or slow down on yellow, we’re participating in a system that quietly keeps billions of people safe. But have you ever wondered who invented ...

Researchers at North Carolina State University (NC State) are advocating for a significant change in traffic management by proposing the addition of a fourth color to traffic lights: white. This new ...

ASSOCIATION STUDY. AND IF YOU DON’T OBEY THE CROSSWALK, YOU’LL GET A TICKET. ALBUQUERQUE IS ADDING NEW TRAFFIC SIGNALS TO MAKE CROSSING THE STREET SAFER. BUT THE SIGNALS HAVE DIFFERENT RULES THAN ...

LED signal lights generally carry a price tag several times higher than incandescent traffic signal bulbs. However, that hasn't stopped many cities from replacing their incandescent lights with LED ...

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 ...

If you are in your car, driving through an intersection with traffic lights, you're accustomed to looking for a few types of signals — usually green, yellow, and red lights or turn arrows. These ...