There are half a billion gnomes in the UK Biobank alo\dots wait, sorry, genomes? I suppose that does make more sense.}
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 models
Cryptic wordsearch, Issue 19
Can you solve it?
On the cover: skyrmions
Sven Bjarke Gudnason and Calum Ross introduce you to the wonderful world of skyrmions
On conditional probability: Cards, Covid, and Crazy Rich Asians
Madeleine Hall explores the sometimes counterintuitive consequences of conditional probability to our everyday lives.
Origami tesseract
Folding origami, building networks, making projections and multiple dimensions!
The Buckingham π theorem and the atomic bomb
Diego Carranza tells you to stop worrying and dimensionally analyse the bomb
