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22 小时
预防踩踏事件:密集人群如何形成“18秒涡旋”?
一项研究分析了西班牙传统节日上的人群运动,发现密集的人群会形成旋转的“涡”(vortex),这种模式之前从未在聚集人群中发现过。该研究 2 月 5 日发表于《自然》[1],与过去发现人群以更无序方式运动的研究形成了反差。
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