# Maths in a minute

At any point in time there are two points on the Earth's equator with the same temperature.

In normal life higher dimensions smack of science fiction, but in mathematics they are nothing out of the ordinary.

A quick introduction to transcendental numbers, a famous problem which relates to them, and how the person who solved it became a victim of political tensions.

Take a quick trip to the foundations of probability theory.

Double counting proves a neat result in graph theory.

Physicists believe that around 82% of all the matter in the Universe is invisible

*dark matter*. But if it's invisible how do they know it's there?Compound interest is the curse of debt and the blessing of saving. Find out how it works and what it has to do with one of the most important numbers in mathematics.