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Tail lights grow in the dark

作者:尹锍    发布时间:2019-03-01 07:13:06    

Brake lights warn that a car in front is slowing down but they give no indication of how sharply it is braking. Respond too slowly and you could slam straight into it. To try to prevent this, particularly at night and in poor weather, Zhonghai Li and Paul Milgram at the University of Toronto in Canada propose fitting cars with brake lights that grow larger the harder the driver brakes. They began by experimenting with novel brake-light configurations in driving simulators,

 

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