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.

That unexpected blue glow at an intersection isn’t a new traffic signal for drivers.

While the universal traffic light design that the entire planet currently uses (still) does its job very well, there are experts who believe that this critical component of today’s traffic should be ...

Traffic lights help traffic flow by directing specific lanes to go and others to stop. Some are more complex and include signals for buses. But at the end of the day, they're devices with red, yellow, ...

Google Maps is rolling out a new update on Android Auto that makes it easier to know what to expect at your next turn, with a ...

Transportation engineers at North Carolina State University have proposed that an additional color be added to existing traffic lights. This new color would be a white light, intended for the use of ...

Adding a fourth light to traffic signals—in addition to red, green, and yellow—would shorten wait times at street corners for pedestrians, a new study shows. It would also improve traffic flow for ...

The Argent Boulevard and U.S. 278 intersection's new traffic light will be turned on very soon.