This is an installment of Reading Reddit, a Slate pop-up blog about Reddit. In the beginning, there was 1. Then, there was 2. Soon after that, there was 3, and 4, and ...

Ian Stewart has an easy, if not particularly helpful, way of envisaging infinity. “I generally think of it as: (a) very big, but (b) bigger than that,” says the mathematician from the University of ...