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.

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A lattice generated by basis vectors that aren't at right-angles to each other

Maths in a minute: Lattices

A lattice may seem like a simple regular grid of points, but it leads to fascinating new research in maths and cryptography!

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laptop with padlock

Maths in a minute: Cryptography

Ingenious maths keeps your credit card details safe when you shop online and underlies the security of the internet.  Find out how in this easy introduction.

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cup of tea

Maths in a minute: Diffusion

Whenever you smell the lovely smell of fresh coffee or drop a tea bag into hot water you're benefiting from diffusion. Find a quick introduction to the concept here.

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Random walk

Maths in a minute: Random walks

Random walks are great for modelling anything that moves, from particles to people. They're also fun, versatile and beautiful!