When 25,000 little dice are agitated in a cylinder, they form into neat concentric circles

Behold the magic of compaction dynamics. Scientists from Mexico and Spain dumped 25,000 tiny dice (0.2 inches) into a large clear plastic cylinder and rotated the cylinder back and forth once a second. The dice arranged themselves into rows of concentric circles. See the paper and the videos here.

Image: Asencio et al., Phys Rev Lett 2017

Tags: Post, News, Mexico, Spain, Asencio, Self Organization

Source:  http://feeds.boingboing.net/~r/boingboing/iBag/~3/fL2BmfudHjc/when-25000-little-dice-are-ag.html

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