[math-fun] New class of polyhedra

I hope I'm not repeating a post, but I ran across an interesting article today in Science News: "Goldberg variations: New shapes for molecular cages" https://www.sciencenews.org/article/goldberg-variations-new-shapes-molecular... The original PNAS article is blocked unless one can break in or pay $10 to read it. The best description I've found on-line is: http://noiselesschatter.com/2014/02/25/polyhedra-and-the-media/