# Maths in a minute

Want facts and want them fast? Our *Maths in a minute* series explores key mathematical concepts in just a few words. From symmetry to Euclid's axioms, and from binary numbers to the prosecutor's fallacy, learn some maths without too much effort.

Maths in a minute: Euler's identity

Here's a quick introduction to the beauty queen amongst mathematical formulas.

Maths in a minute: How does laser interferometry work?

How does LIGO detect gravitational waves? Here is a quick introduction.

Maths in a minute: Gravitational waves

A quick introduction to one of the greatest discoveries of the century.

Maths in a minute: Black holes

A quick introduction to the monsters that lurk at the centre of each galaxy.

Maths in a minute: The binomial distribution

The probability distribution that measures success and failure.

Maths in a minute: Poincaré and the beginnings of chaos

How a maths competition spawned the foundations of chaos theory.

Maths in a minute: Penguins

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