## Articles

How to take the square root of a complex number — and discover a beautiful new surface in the process.

There are a million things in maths named after Leonard Euler. Here's a beautiful formula involving complex numbers.

Lateral flow tests have become a common feature in our lives. What impact can they have on managing COVID-19?

Which region of England produces the most England players?

How do you calculate your risk of catching an airborne disease?

The mathematical equations governing fluid flow may have no known solutions, but maths still has the answers!

When you receive a positive test result for a disease, the chance you actually have it depends on how common the disease is.

Next month sees the 60th birthday of a famous algorithm called Quicksort. Its inventor Tony Hoare told us that it all started with bubbles.