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 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 ...

While smart traffic light cameras detect the majority of pedestrians, they often have difficulty doing so for commuters with limited mobility. In the US, for example, researchers are working on ...