
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.
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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 skyrmionsThe Newton–Raphson fractal
James Christian and George Jensen zoom in, out, in, out, and tell us what it's really all aboutFour things you didn’t notice in Issue 05
How many did you spot?Christmas cracker joke III
Behind today's door... A joke!Roots: All things being equal
The story of how we got the equals sign