The largest fractal pyramid, a mathematical design in which each large piece of the pyramid is made of matching smaller pieces, ever built was nine feet tall and crafted out of paper and glue. It was ...

(Nanowerk News) It starts with one 3D structure with eight planes, an octahedron. This repeats itself to smaller octahedra: 625 after just four steps. At every corner of a new octahedron, a successive ...