List by Author: Colva Roney-Dougal
Chaos, chance and money 
With the credit crunch dominating the news, columnists have been wailing about "chaos in the markets", and "turbulent" share prices. But what does move the markets? Are they deterministic, or a result of chance? Colva Roney-Dougal explores the maths, from chaos to group theory.
The power of groups 
Groups are some of the most fundamental objects in maths. Take a system of interacting objects and strip it to the bone to see what makes it tick, and very often you're faced with a group. Colva Roney-Dougal takes us into their abstract world and puzzles over a game of Solitaire.
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Want facts and want them fast? Our Maths in a minute series explores key mathematical concepts in just a few words.
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The INI is celebrating its 30th birthday. What is it and what is it do for maths and mathematicians?
Here's our coverage from the International Congress of Mathematicians 2022, including the Fields Medals and other prizes.
The COVID-19 pandemic has amplified the differences between us. Understanding these inequalities is crucial for this and future pandemics.
There have been accusations that the modelling projecting the course of the pandemic was too pessimistic. Are they justified?