Systems Approach Last year a couple of people forwarded to me the same article on a new method of finding shortest paths in networks.… The underlying research claims to improve on the classic approach ...

The original version of this story appeared in Quanta Magazine. If you’ve been making the same commute for a long time, you’ve probably settled on what seems like the best route. But “best” is a ...

In algorithms, as in life, negativity can be a drag. Consider the problem of finding the shortest path between two points on a graph — a network of nodes connected by links, or edges. Often, these ...