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: Cyclic groupsWhen things go round and round, a cyclic group may be just what you need!

Maths in a minute: Representing groupsGroups occur all over mathematics, so it makes sense to find a common language to talk about them all.

Maths in a minute: Triangular numbersTriangular numbers: find out what they are and why they are beautiful!

Physics in a minute: The double slit experimentOne of the most famous experiments in physics demonstrates the strange nature of the quantum world.

Maths in a minute: N-bonacci sequencesYou may have heard about the Fibonacci sequence, but have you heard of N-bonacci sequences?

Maths in a minute: Differential equationsChange is the only constant in our lives — which is why differential equations are so useful.

Maths in a minute: the Fibonacci sequenceThe origin story of this famous sequences stars some cute, fluffy bunnies.

Maths in a minute: "R nought" and herd immunityWhat is herd immunity and what does it have to do with a number called *R*_{0}?

Maths in a minute: Voronoi diagramsWe look at a crafty mathematical device which, among other things, has helped people understand what causes cholera.