Important update, Jan. 17 at 18:00 UTC: There have been a lot of objections raised about the video mentioned below and the way I describe the math therein. It’s more than I can simply add or update ...

I was having dinner with a visiting colleague this week when talk turned to what we were teaching this term. He mentioned the part of calculus dealing with infinite series (the bane of many students) ...

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 ...

In the fifth century B.C., the Greek philosopher Zeno of Elea attempted to demonstrate that motion is only an illusion by proposing the following paradox: Achilles the warrior is in a footrace with a ...

How do you defeat a creature that grows two heads for every one head you chop off? How do you defeat a creature that grows two heads for every one head you chop off? You do the math. How do you defeat ...