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Daily Archives: March 12th, 2008

cause & effect – the traffic jam shockwave

12-Mar-08

…They [Researchers from several Japanese Universities] asked drivers to cruise steadily at 30 kilometres per hour, and at first the traffic moved freely. But small fluctuations soon appeared in distances between cars, breaking down the free flow, until finally a cluster of several vehicles was forced to stop completely for a moment. That cluster spread […]