The folding of origami structures involves bending deformations that are not explicit in the crease pattern. Silverberg and co-authors found that to properly model the folding of the square-twist ...

As a girl in Shanghai, China, Nancy Bjorge kept her fingers busy folding tiny paper boats. The shapes signified ingots, she says, and her grandmother pressed her to produce them by the hundreds.

Save this article to read it later. Find this story in your account’s ‘Saved for Later’ section. Now that we’re all spending a lot more time at home, it’s a good time to pick up a new craft, whether ...