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.

The city of Grand Rapids and Consumers Energy are investigating what may have caused a power outage that darkened traffic lights early ... reading a 19th century poem when stocks fall NBA Hands ...

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 ...

Here's what's wrong with traffic lights and what experts say can be done to fix them. The yellow light's dilemma zone is one of the most universal problems. It forces drivers to choose between two ...

The universally known traffic light has not experienced a significant redesign in almost 100 years, ever since William Pott, a Detroit police officer, created the first three-section traffic light ...

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 ...