More from Chalkdust
I don’t like science fiction
Peach Semolina admits her true feelings about science fiction, and delves into the maths of quantum teleportation.
Bells, braids and taxicabs
An adventure that starts with a morning of bell ringing and ends with a mad dash in a taxi
Counting palindromes
Alex Xela shows us the world of palindromic numbers, and calculates the chances of getting one
Surname extinction
Why do surnames die out? We take a look at the Galton-Watson process for modelling the extinction of surnames to answer the question: 'When will we all be Smiths?'
Snowflake, the symbol of winter: different sizes, infinite shapes
Winter is coming!
Crossnumber winners, issue 03
Are you a winner?