Conversations, puzzles, book reviews, conjectures solved and unsolved, mathematicians and beautiful mathematics. No math background required.

Carol Jacoby shares her love of mathematics with a general audience in this weekly podcast. She invites comments, topics, puzzles and suggestions for guests. Leave her a voice message to be played on the air at or contact her directly.

August 26, 2020
Everything You Know About Math Is Wrong
We explore some of the common misconceptions about mathematics and mathematicians

September 2, 2020
An Impossible Easy Question
Goldbach’s Conjecture and how a statement that is easy to understand may be difficult or impossible to resolve

September 9, 2020
This Podcast Is Lying

We explore the mind-blowing Liar and related paradoxes and how they changed mathematics

September 16, 2020
The Unsolved is Solved…Twice

Two problems that had been unsolved for more than 50 years have both been conquered recently.

September 23, 2020
To Infinity…and Beyond

What is infinity, why does it seem so weird, and can you really go beyond it?

September 30, 2020
A Beautiful Theorem With an Ugly Proof

The Four Color Theorem is a pretty little conjecture that has been intriguing mathematicians for more than a century. Too bad the proof stands as an example of really ugly mathematics.