They are incredibly useful, but what exactly are they?

How long do you have to wait for something to happen?

What's the chance that something happens?

Measuring your chance of success.

What's a quality adjusted life year, or QALY?

How does a smooth flow suddenly become turbulent? The Reynolds number helps understand the transition.

How does water, or indeed any fluid, move? The Euler equations let us look beneath the surface and mark the beginning of modern fluid dynamics.

Approximating a function with a divergent series.

Explore the connections between maths and music!

A quick introduction to an abstract concept that's useful in anything from genetics to cosmology.

Have you ever noticed the strange phenomenon of wheels appearing to move backwards while the vehicle is moving forwards? Aadit Jain explains why!

Machine learning started with supervised learning and us providing all the training materials, but we are finding ways for algorithms to learn with far fewer resources.