In Classical times the Pythagorean philosophers believed that all things were made up from a specific number of tiny indivisible particles called ‘monads’. Each object contained. . . .

This is the first of a two part series of articles on the history of Algebra from about 2000 BCE to about 1000 CE.

Hilbert's Hotel has an infinite number of rooms, and yet, even when it's full, it can still fit more people in!

Infinity is not a number, and trying to treat it as one tends to be a pretty bad idea. At best you're likely to come away with a headache, at worse the firm belief that 1 = 0. This article discusses. . . .

The Four Colour Conjecture was first stated just over 150 years ago, and finally proved conclusively in 1976. It is an outstanding example of how old ideas can be combined with new discoveries. prove. . . .

In the time before the mathematical idea of randomness was discovered, people thought that everything that happened was part of the will of supernatural beings. So have things changed?

The second of three articles on the History of Trigonometry.

Dr James Grime takes an Enigma machine in to schools. Here he describes how the code-breaking work of Turing and his contemporaries helped to win the war.

Leonardo who?! Well, Leonardo is better known as Fibonacci and this article will tell you some of fascinating things about his famous sequence.

This is the second article in a two part series on the history of Algebra from about 2000 BCE to about 1000 CE.

Most stories about the history of maths seem to be about men. Here are some famous women who contributed to the development of modern maths and prepared the way for generations of female. . . .

This article -useful for teachers and learners - gives a short account of the history of negative numbers.

If you think that mathematical proof is really clearcut and universal then you should read this article.