
Calum is a lecturer in physics at Edge Hill University where he studies topological solitons and enjoys talking about maths and physics to anyone who will listen. He can often be found on the side of a mountain or out on a bike, talking to himself about solitons.
More from Chalkdust
Oπnions: In defence of toy models
Calum gets on his soap box about toy modelsCryptic wordsearch, Issue 19
Can you solve it?On the cover: skyrmions
Sven Bjarke Gudnason and Calum Ross introduce you to the wonderful world of skyrmionsSolutions to recent puzzles
Looking back at puzzles about complex numbers, tic-tac-toe, and the Eggnog MysteryThe magnetic pendulum
A tabletop demonstration of chaos.The maths behind a chip goal
We analyse the maths and physics required to execute a good chip shot