New research shows that AI in cars might warrant a new, four-light traffic signal that is more efficient. Getty Images/iStockphoto Surely this will complicate the game of red light, green light.

What do you think of a fourth traffic light color being added to traffic signals for self-driving vehicles to help control traffic flow? I get that one day a bunch of connected autonomous cars may ...

(WHTM) — We see traffic lights all the time. Sometimes we get green lights, and sometimes we hit all the red lights on our commute to work. But, while sitting at a red light, have you ever ...

This internationally recognized traffic light color system is standard in most of the world. But if you’ve traveled around Japan (like I have), you’ve likely noticed that some traffic lights ...

A new paper from the Institute of Electrical and Electronics Engineers tackles that problem head-on by proposing a fourth light on our familiar tri-colored traffic lights specifically for ...