# Welcome to Plus magazine!

Amidst all the controversy of the FIFA World Cup 2022 there is also some football to be played. And where there's football, there's maths...

If a shape has equal sides with 90 degree angles between them then it's a square, right? Well, not quite...

Here's our coverage from the International Congress of Mathematicians 2022, including the Fields Medals and other prizes.

Whether you are a bird hunting caterpillars or a neuron processing information, the marginal value theorem helps you maximise your bang per buck.

A new model of the formation of the Moon's crust finally explains the diversity and range of ages of rocks found on the lunar surface.

As the world prepares for COP26, the 2021 United Nations Climate Change Conference, we look at how maths can help understand the climate crisis.

Explore the maths behind machine learning and deep neural networks with this collection of short introductions and in-depth articles.

Join us as we follow Kathryn Hess on a mathematical mystery tour of the marvellous intricacy of the brain!