## creativity

To celebrate the release of more English translations of Einstein's papers, we revisit one of his previously unknown models of the Universe.

Can we always find order in systems that are disordered? Imre Leader says yes.

Meet the number that's bigger than the observable Universe!

If there has been one overarching theme at this ICM, it's just how creative a subject mathematics is.

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

Asking good questions is an important part of doing maths. But what makes a good question?

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.