Welcome to Plus magazine!
Meet the number that's bigger than the observable Universe!
How many rational solutions can you find on a doughnut?
The Fields medallist reveals the beauty of numbers, how he drew inspiration from Sanskrit maths and a Rubik's cube, and how his maths fits with his tabla playing.
Why (some) physicists want to modify Einstein's general theory of relativity. Image courtesy NASA.
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.
Books, brains, computers — information comes in many guises. But what exactly is information?
In the game of Nim one player always has a winning strategy — it depends on a weird way of adding binary numbers.
How to lose a spacecraft in the most embarrassing way possible.
Martin Grötschel, Secretary of the International Mathematical Union, about maths at school, integrating developing nations, and his dream of putting all maths that's ever been produced online.
The Indian way of adding fractions makes things easier (with musical explanation).
Cormac O' Raifeartaigh recently made a surprising discovery – an unpublished paper by Albert Einstein that sheds light on how Einstein's thinking about the Universe changed as he tackled some of the big questions in cosmology at the time.
If you're going to excel in maths it helps to start early — and that's what Peter Scholze certainly did.
