The Smart, Cheap Fix for Slow, Dumb Traffic Lights

Most cities can’t afford smart traffic signals. Fortunately, data from new cars—and even drivers’ smartphones—can make old-fashioned traffic lights work a lot better.

Jun 8, 2024 - 02:00
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Most cities can’t afford smart traffic signals. Fortunately, data from new cars—and even drivers’ smartphones—can make old-fashioned traffic lights work a lot better.