The Mind-Bending Physics of Origami | What the Physics?!

A single crease can turn a flimsy sheet into a rigid, shape-changing structure, and origami engineers are still inventing new fold patterns to prove it. This short shows how changing geometry instead of material lets designers build things that unfold in space or flex like fabric.

Why it's free: Free on NOVA PBS's own channel; GBH produces NOVA for PBS.