Articles

Colouring by numbers: The Kochen-Specker theorem

The Kochen-Specker theorem shows that quantum mechanics is always going to be strange. Its proof is surprisingly simple!

Maths in a minute: Linear regression

A useful tool for spotting trends in data.

Citizen science: Facts or fake news?

A little bit of maths can go a long way in telling the truth from lies.

Uncovering the mathematics of information

Taming big data – Carola-Bibiane Schönlieb tells us about a new institute researching the mathematics of information

Coding with linear codes (or how to avoid being eaten by crocodiles)

Can you encode a message so that errors in transmission are automatically corrected?

Maths in a minute: Poincaré and the beginnings of chaos

How a maths competition spawned the foundations of chaos theory.

Hilbert's hotel

How to squeeze infinitely many new guests into a full hotel.

Maths in a minute: The golden ratio

A quick introduction to a famous number.

Maths in a minute: Penguins

We can't let penguin awareness day pass without a look at some penguin maths.

Maths in a minute: The graph isomorphism problem

How fast can you tell whether two networks are the same?

Spontaneous spirals

Simple mathematical rules can make for some interesting psychedelic science.