Origami, a more than 2,000-year-old traditional Japanese art form, is now considered by many as only a pastime for young children. But the new play “Animals Out of Paper” by Rajiv Joseph, which opened ...

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.

In Rothemund’s method, a long strand of DNA snakes back and forth until it forms a desired shape. The key to getting the DNA to form this way, and to holding it in place, are short “staples” of DNA ...