img6 - Chalkdust

Sam is a maths student at Durham University where he hosts
Chalkboard Ultra podcast and spends too much time thinking about the Standard Model and Mexican hats. If he’s not pestering Adam then he can definitely be found playing the keytar in a funk band completely unrelated to quantum field theory.

A symmetric universe
Sam Kay reflects on building a universe
The big argument: Should we write another issue?
How much barrel is left to scrape?
The big argument: What’s the best way to end a proof?
QED or $\square$?
Dear Dirichlet, Issue 12
Books, business and barns are the topics readers have sent in to the professor's postbox this issue
Advent Calendar: 24 December
It's the last day of the Chalkdust advent calendar, so there must be something very good behind today's door...
How to tile a chessboard
Introducing polyominoes