How smart technology gadgets can avoid speed limits

Speed limits apply not only to traffic. There are limitations on the control of light as well, in optical switches for internet traffic, for example. Physicists at Chalmers University of Technology now understand why it is ...

Image: Evaluating the noise of future aircraft

As air traffic continues to surge in the U.S., neighbors who live near airports are complaining about the escalating noise. All the while, the demand for faster aircraft that travel at supersonic speeds is accelerating.

Crash study aims to make roads safer

It was an early-August evening in rural Wisconsin. An SUV traveling north along a two-lane road veered over the center line. Before landing in a ditch, the car hit a light pole, speed-limit sign and a 13-year-old pedestrian, ...

Remote traffic pollution detection system created

A group of research centers and companies in which the Universidad Carlos III de Madrid participates has created the first infrared and remote system able to detect pollutants from cars on highways up to three lanes. Their ...

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