How to design a road that shouts, 'slow 'er down!'

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https://i.cbc.ca/1.4850892.1538681248!/fileImage/httpImage/image.jpg_gen/derivatives/16x9_460/road-design.jpg The asphalt that speeds us along from place to place, cocooned in our cars, is talking to us in a voice we rarely hear. Engineers and designers leverage cognitive science to act on our subconscious and cause us to drive in particular ways.


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