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A new pyramid-like shape always lands the same side up

(www.quantamagazine.org)
594 points robinhouston | 1 comments | 25 Jun 25 20:01 UTC | HN request time: 0s | source
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pizzathyme ◴[25 Jun 25 21:25 UTC] No.44381975[source]▶
Couldn't you achieve this same result with a ball that has one weighted flat side?

And then if it needs to be more polygonal, just reduce the vertices?

replies(2): >>44381995 #>>44381996 #
1. zuminator ◴[25 Jun 25 21:30 UTC] No.44381996[source]▶
The article acknowledges that roly-poly toys have always worked, but in this case they were looking for polyhedra with entirely flat surfaces.