Green traffic light

Photo about Green traffic light against blue sky. Image of light, traffic, urban - 199766

A new radar system combines movement sensing and video to detect when a car is still in an intersection while the lights are yellow – and hold them there until it has safely crossed.

A study proves stoplights need a fourth color: white. Here’s what it signals—and why it makes a ton of sense.

Photo about Isolated Green traffic signal light on white. Image of warning, pole, stop - 6752097

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Green lights

Download this free photo of Traffic Light Lights Green from Pixabay's vast library of royalty-free stock images, videos and music.