So triangles make stronger structures. Rio is going to test this using this heavy bowl. The structure made out of triangles should be stronger. Nice one, Rio! Or we could stack materials to make ...

The choice of materials, joints, load distribution, and size and thickness of a structure all affect its ability to resist loads. For example, a triangle made of paper would collapse much sooner ...

The hexagon shapes fit together to form the structure. The bees use this pattern as it is an efficient use of the space which involves as little wax, the material which they use, as possible.