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Engineers propose a fourth traffic light meant for intersections with self-driving cars

We all know the same old boring drill. You pull up to an intersection, the light turns red, and you wait. You stare at the ...

Those Black Boxes Near Traffic Lights Aren't Cameras – Here's What They Really Do

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