More from Chalkdust
Making a Möbius strip
Sophie Bleau chops up, unravels, and squeezes the torus into shape
2022 Fields medal winners
Albert Wood returns to introduce the work that has won mathematics’ most famous award this year.
Slaying the dragon
Callum Ilkiw takes us through a Dungeons and Dragons dice dilemma
Curiosities of linearly ordered sets
Andrei Chekmasov explores order and infinity
Pandigital square numbers
Why are there none in base 13?
In conversation with Hannah Fry
On the mathematics of love, communicating maths to the public, and women in maths.