Design of the Week: Menger-Sierpinski sponge
Each face of the cube is a Sierpinski carpet, described by Waclaw Sierpinski in 1916. This fractal is a square divided into 9 equal squares (a 3-by-3 grid) with the central square removed. The procedure is repeated ad infinitum to the remaining eight squares.
Below is a Menger-Sierpinski sponge created by Sculpteo user “Faraday”