sophie - Chalkdust

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.

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
Humble Pi
We review the sixth of this year's nominees for the Book of the Year
The simplest difficult task
Factorisation is often used in cryptography. But there's something even simpler which turns out to be just as hard.
Are we getting tired of Twitter?
Here is the reason why the golden era of Twitter is gone

More from Chalkdust

Oπnions: In defence of toy models

Cryptic wordsearch, Issue 19

On the cover: skyrmions

Humble Pi

The simplest difficult task

Are we getting tired of Twitter?