Articles

Article

What is information?

Books, brains, computers — information comes in many guises. But what exactly is information?
Article

Problems of gravity

Why (some) physicists want to modify Einstein's general theory of relativity.
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Play to win with Nim

In the game of Nim one player always has a winning strategy — it depends on an unusual way of adding numbers.
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The art gallery problem

Sometimes a piece of maths can be so neat and elegant, it makes you want to shout "eureka!" even if you haven't produced it yourself. One of our favourite examples is the art gallery problem.

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wedding rings

Dividing the indivisible

Disputes over property are all too common. It's quite easy to share a cake, but how do you share out indivisible goods, such as houses or cars, without causing resentment? Here are two easy methods.