One of the most classic algorithmic problems deals with calculating the shortest path between two points. A more complicated variant of the problem is when the route traverses a changing ...

We live in a frighteningly divided, unstable and increasingly self-destructive world. Formidable problems facing our communities, our nation and the world are going unsolved. Such challenges include a ...

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...