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Traffic Lights Could Soon Get a Fourth Color - What It Means for Drivers
A fourth traffic-signal color is more than sci-fi clickbait. As reported by ECO News’ Laila A., researchers at North Carolina ...
Traffic lights have been with us since 1868, when the first gas-powered set was switched on in London. These lights used a semaphore system similar to those used by the railways of the day and ...
Researchers at North Carolina State University have proposed a fourth traffic light color that could save fuel and make ...
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