More from Chalkdust
How much hair?
Thomas Sperling discusses some furry Fermi problems
In conversation with Martin Hairer
We talk to the Fields medallist about his life, his work and his advice to his younger self.
Maths on the Back of an Envelope
We review the eighth of this year's nominees for the Book of the Year
Dear Dirichlet, Issue 10
Letter writing, hospital visits, and getting the family active are among the topics of discussion in this issue's Dear Dirichlet advice column
Too good to be Truchet
Colin Beveridge looks at different designs for 2- and 3-dimensional tiles
Page 3 model: Frictional unemployment
Modelling unemployment using simple differential equations!