More from Chalkdust
Chaotic scattering: uncertainty and fractals from reflections
James M Christian reflects on chaos
The scutoid: a geometric building block of life
In 2018, scientists discovered a new shape that is essential to multicellular life
Prize crossnumber, Issue 09
Win £100 of Maths Gear goodies by solving our famously fiendish crossnumber
Carnival of mathematics 152
We round up some of the last month's top mathematical posts from around the internet
What’s hot and what’s not, Issue 06
Mathematical fashion advice for an ever-changing world
Constructing a sphere with 455 cups
Paper cups do not follow a hexagonal pattern and the cones do not meet at a single point, but they do make a gigantic sphere