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 ...

Drivers around the world are stunned by a surprising change — a new traffic light color is being introduced, and it could change how we drive forever. Is it real? Why now? And what does this new color ...

There are hundreds of thousands of traffic lights in the U.S. alone, but 75 percent of those lights need to be upgraded or replaced. Those upgrades could (and should) prepare for AVs’ eventual ...

New research suggests that adding a white light will speed up traffic and improve safety for both cars and pedestrians. If you're comfortable with the present green, amber, and red traffic lights ...

A traffic light consisting of 3 round lights is easier to manage, as the same design for all three pieces means lower replace rates, repair and maintenance costs. Still, there are a few things ...

The yellow light would not come into play until the 1920s. William Potts, who was a police officer in Detroit, is credited for designing the first three and four-way colored traffic lights.