No longer limited to traditional birds and boats, origami—the art of paper folding ... stents that can fold up for insertion into weakened arteries, then expand once in place.

Origami—the art of paper folding that originated in Japan centuries ago—could open a new frontier in innovative materials, ...

A paper crane starts from a simple, six by six-inch square. The first folds show no semblance of the final creation. But ...