Early traffic lights had only red and green, which unsurprisingly made intersections rather chaotic. Who invented the yellow ...

As cars and trucks get smarter and more connected, the humble lights that have controlled the flow of traffic for more than a century could also be on the cusp of a major transformation. Researchers ...

They might be vertical, they might be horizontal, but otherwise, traffic lights have hardly changed in a hundred years. Red means stop, yellow means slow down, and green means go, a universal code ...

The rules of the road largely stay the same but, every so often, something new gets introduced. While much of the attention has been focused on roundabouts, there’s a new item confounding motorists in ...

As cars and trucks get smarter and more connected, the humble lights that have controlled the flow of traffic for more than a century could also be on the cusp of a major transformation. Researchers ...