More from Chalkdust
Chalkdust issue 20 – Coming 8 November
Pre-order your copy of our 9½-year anniversary issue now!
How much hair?
Thomas Sperling discusses some furry Fermi problems
Crossnumber winners, issue 13
Did you solve it?
The scutoid: a geometric building block of life
In 2018, scientists discovered a new shape that is essential to multicellular life
Page 3 model: Ponytails
Many mysteries about hair are now revealed with the ponytail shape equation
The Indisputable Existence of Santa Claus – A review
Behind today's door... A book review!