Every single Minecraft world is filled to the brim with a nearly endless number of biomes to explore and adventure through, and each one is a blast. One of the things that makes exploring so fun is ...

Four types of discretely assembled mechanical metamaterials. Left to right: Rigid, compliant, auxetic, and chiral. (A) As-molded face parts. (B) Single voxel, front view. (C) A 2 × 2 × 2 cube, front ...