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

The classic traffic signal design was internationally recognized in 1931. The ubiquity of stop lights’ Red-Yellow-Green phases aren’t just coincidence—they’re actually codified in an international ...

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

Family crossing the street in Prince Edward Island, Canada, with view of traffic light - Jimfeng/Getty Images According to the Cleveland Clinic, red-green is the most common type of color vision ...

SYRACUSE, N.Y. — The Syracuse Department of Public Works will adjust the traffic signals at the intersection of South Geddes Street and West Onondaga Street as well as Grant Boulevard and Lemoyne ...

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 ...

(CBS DETROIT) — Anyone who has gotten behind a wheel knows the feeling of being stuck at a red light, and researchers are working on ways to reduce that occurrence. One way to do this is by changing ...