It’s National Pizza Week—a tribute to late college nights, birthday parties and slices eaten straight from the box while running errands. In the U.S. alone, we eat roughly 4 billion pizzas a year. And ...

The pizza problem comes from a tweet about how to get the most food for an order of pizza. Source: Photo by Vincent Rivaud on Pexels. Olivia Guest and Andrea Martin open a brilliant new paper with a ...