Energy & Green Tech

Stiffer roadways could improve truck fuel efficiency

Every time you hear a deep rumble and feel your house shake when a big truck roars by, that's partly because the weight of heavy vehicles causes a slight deflection in the road surface under them. It's enough of a dip to ...

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Prototype offers dynamic approach to pedestrian crossing

(Tech Xplore)—A cyclist and driver's nightmare: A person unexpectedly walks out into the road. An inattentive pedestrian's nightmare: Breaks and fractures, if not worse, from such collisions.