Traffic Lights Need a Fourth Color, Study Says: Here's Why

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

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The Hidden Genius and Influence of the Traffic Light

Red light, white light? Scientists suggest adding 4th color to

Traffic Signal Rules in India - Traffic Light Rules

Do not go into the white light - proposed 4th color on traffic lights

Traffic lights in Australia

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Traffic Lights Need a Fourth Color, Study Says: Here's Why

Traffic lights in Australia

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