By George Hart for the Museum of Mathematics


Back in March, this column showed a 3D Hilbert curve made of 64 PVC plumbing elbows arranged in a 4x4x4 cube. Chaim Goodman-Strauss has since outdone himself with an 8x8x8 cube of 512 steel elbows that he made with Eugene Sargent:


It is springy, but strong enough to stand on, as Chaim demonstrates in this video:

See all of George Hart’s Math Monday columns