You all know the score. A train leaves one city travelling at 35 miles per hour and another races toward it at 25 miles an hour from a city 60 miles away. How long do they take to meet in the middle?

Math isn’t often thought of as a tool for social justice. But mathematical thinking can help us understand what’s going on in society too, says mathematician Eugenia Cheng. For example, abstract math ...

Why is mathematics so complicated? It’s a question many students will ask while grappling with a particularly complex calculus problem — and their teachers will probably echo while setting or marking ...

Harry Zandberg Wiggins does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations ...