Each chapter in the paper offers case studies: a mathematician or a physicist stuck in a quandary, a doctor trying to confirm ...

How much turkey, stuffing and cranberry sauce should I make? How long do I need to thaw the turkey? All your Thanksgiving math questions, answered.

It starts with a question no gunner can answer in the moment: how many shells will it take to bring down that one-aircraft—a hundred, a thousand, or tens of thousands? The truth, learned the hard way ...