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Driving: Intelligent warning systems may make 'dilemma zone' safer

Most drivers have experienced a traffic signal that turns yellow just as they approach an intersection, which makes it difficult for them to decide whether to stop or proceed through it. The wrong choice in this critical situation, known as the "dilemma zone," may lead to crashes, especially at high-speed intersections. A new study examines how intelligent warning systems help drivers negotiate the dilemma zone and encourage safer driving behavior.
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