A close-up of a highly structured self-folding knit, where carefully designed stitch patterns create a repeating wave-like geometry. This fabric’s shape is dictated entirely by its stitch arrangement, ...

Origami is the ancient Japanese art of paper folding. One uncut square of paper can, in the hands of an origami artist, be folded into a bird, a frog, a sailboat, or a Japanese samurai helmet beetle.