Drivers often overlook the small black boxes near intersections. But the technology inside them is cleverly changing how traffic lights react to the road.

Murrysville officials have had problems in recent years with crashes on Route 22 causing damage to the electrical boxes that control several traffic lights along the highway. The municipality plans to ...

Today's traffic lights can be controlled by anything from standard traffic control computers to highly advanced AI-driven computer systems that are so "smart" they can predict what's going to happen ...

You might think traffic light systems are fairly basic. After all, electric traffic signals first appeared all the way back in 1914. However, they have advanced significantly since their inception, ...

Engineers are exploring a future white phase on U.S. traffic lights, showing how autonomous vehicles could coordinate movement at intersections.

While we may be used to seeing cameras on top of traffic lights at major intersections, they're used for more than simply watching out for red-light runners. In fact, there are two main types of ...