Articles

  • article
    Pi

    Easy as pi?

    This article explores this most beautiful of numbers. Find out its definition, why its value can only ever be approximated, what it has to do with waves, and why it contains the history of the Universe. 

  • article
    pi cake

    Happy pi day 2025!

    We celebrate pi day with a look at the number itself as well as some of its fellow numbers we particularly like.

  • article
    Wheat in Pennsylvania in 1943 – Image in public domain

    Post-quantum cryptography

    Ingenious uses of maths have provided the key to internet security, but how can we secure our digital lives in the face of quantum computing?

  • article
    A Haystack in Nainital (Image by Perplexus – CC-BY-SA-4.0)

    Lattice-based cryptography

    Find out about lattice-based cryptography – the best candidate for keeping our networks safe in the face of attacks by quantum computers – in this brief introduction.

  • article
    A lattice generated by basis vectors that aren't at right-angles to each other

    Maths in a minute: Lattices

    A lattice may seem like a simple regular grid of points, but it leads to fascinating new research in maths and cryptography!

  • article
    laptop with padlock

    Maths in a minute: Cryptography

    Ingenious maths keeps your credit card details safe when you shop online and underlies the security of the internet.  Find out how in this easy introduction.

  • article
    computer

    OK computer

    There's a romantic vision of mathematicians only needing pen and paper for their work. Here's why this is far from the truth when it comes to mathematical modelling, used to solve problems in the real world.

  • article
    Close up of milk mixing into coffee (Image: Adobe Stock)

    Mixing it up

    Researchers from different fields recently came together to improve our understanding of anti-diffusion, the process behind the distinct bands of Jupiter, that also plays a role in our oceans and in developing plasma fusion reactors.