In the world of relationships, the most important numbers to learn are: five to one. That is the ratio of positive interactions to negative ones that predicts whether a marriage will last or become ...

You can probably think of a time when you’ve used math to solve an everyday problem, such as calculating a tip at a restaurant or determining the square footage of a room. But what role does math play ...

Embed <iframe src="https://www.npr.org/player/embed/1389297/1389298" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player"> A ...

Alan Veliz-Cuba has received funding from the Simons Foundation and the American Mathematical Society for some of his research. You can probably think of a time when you’ve used math to solve an ...