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, ...

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

Traffic signal timing technology from the University of Michigan could cut down on congestion, To operate, the system uses vehicle Global Positioning System data. Traffic signal timing technology that ...