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Shockwave traffic jams recreated for first time

New Scientist

Shockwave traffic jams recreated for first time

A one-minute New Scientist clip showing a Japanese experiment in which drivers on a circular track produce a spontaneous traffic jam that travels backward. It illustrates phantom traffic jams without any obstacle.

It is the go-to demonstration HN links whenever traffic shockwaves, phantom jams or cascading failures come up.

14 Hacker News mentions · 2009–2026

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