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Maths in a minute: Limits
Find out about the beautifully intuitive concept that lies at the heart of calculus.
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Celebrating a new pi record!
Scientists have calculated the decimal digits of the number pi to a record 62.8 trillion places.
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Maths in a minute: N-bonacci sequences
You may have heard about the Fibonacci sequence, but have you heard of N-bonacci sequences?
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The real numbers and Cauchy sequences
We take the real numbers for granted, but what are they really?
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Maths in a minute: Compound interest and e
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.
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The Basel problem
This problem about an infinite sum has a surprising answer.
News story
Infinity or -1/12?
What do you get when you add up all the natural numbers 1+2+3+4+ ... ? Not -1/12! We explore a strange result that has been making the rounds recently.
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How to add up quickly
The number pi can be expressed beautifully in terms of infinite sums. For practical purposes though, these sums are rather disappointing: they converge slowly, so you need to sum a large number of terms to get accurate estimates of pi. Here's a clever way to make them converge faster.
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No limits for Usain
Usain Bolt, the "fastest man on the planet", aims to get his 100 metre world record of 9.58 seconds down to 9.40 seconds. What has mathematics got to say about this quest?
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A disappearing number
Mathematics takes to the stage with A disappearing number, a work by Complicite, inspired by the mathematical collaboration of Hardy and Ramanujan. Rachel Thomas went to see the play, and explains some of the maths. You can also read her interview with Victoria Gould about how the show was created.