If you’ve seen talk about a white traffic light or images of a signal with an unfamiliar fourth color, you’re not imagining it. With everything drivers already pay attention to at intersections, ...

Each time a driver in Seattle meets a red light, they wait about 20 seconds on average before it turns green again, according to vehicle and smartphone data collected by analytics company Inrix. The ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Traffic lights are the worst—not only do they put stops in your ...

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.

If robotaxis and driverless cars get more popular, we may need to adjust existing infrastructure. One such adjustment is ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Urban planners in Vienna, Austria, installed their first smart ...

Google claims that its quietly rolled-out AI traffic signal project streamlines the process and reduces stoplight wait times — but it’s unclear exactly how helpful it really is. While relying on ...