More from Chalkdust
NEW! Pop-math book club
Do you have lots of unread pop math books on your shelves? Join our new monthly online book club!
A day in the life: statisticians
We talk to four statisticians working in different jobs across industry and academia
7 ways to tell if a number is divisible by 7
Łukasz takes us on a tour through a surprisingly diverse range of algorithms to test for divisibility by 7
Page 3 model: Solitons
Solitons
The Hidden Half
We review the ninth of this year's nominees for the Book of the Year
Balancing the equation
Reviewing the Royal Institution's first Black History Month event.