It's not flat, and it's not a nice regular 3D shape either. It's kind of a chaotic mess where parts of the structure can be almost flat while other parts fold in on themselves.

A new tool developed by MIT researchers enables users to create detailed computer representations of mathematically ...

Triangles, squares, rectangles and pentagons are examples of polygons. A polyhedron is a 3D shape with faces made from polygons. Cubes, cuboids, tetrahedron and prisms are examples of polyhedra.