Divide any circle’s circumference by its diameter and you get pi. But what, exactly, are its digits? Measuring physical ...

What happened when a gambler asked for help from a mathematician? The formal study of Probability. Infinite Series is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV ...

It's been a while since I wrote a post in this series, but since I've been teaching Calculus 2 this term the time is right. This all began when a former student wrote to ask how we know that those ...