Articles

Using quantum mechanics to edit the past

Are you fascinated by the double slit experiment? Then hold on to your hat for Wheeler's delayed choice experiment.

The hardest logic puzzle ever

Try your brain at this tricky, but lovely, riddle.

Vaccination: Where do we stand and where are we going?

Where have the COVID-19 vaccines got us so far and where we are likely to be when the rollout is complete?

How long a line can a pencil draw?

A quick example of the art of rough and ready calculations.

Avi Wigderson: "It's good to have hard problems"

You are faced with a difficult problem, it is not easily solved. How do you feel? Well, if you are Avi Wigderson, one of the winners of the 2021 Abel Prize, you are very happy!

Triangular number patterns

There are triangular numbers hiding all over the standard multiplication table! Find out how to discover them in this article!

Testing testing in schools

What's the safest way to reopen schools? And can testing make things better?

New perspectives in symmetry

What is group theory and why is it such an exciting area of maths? Two experts explain.

R's not all you needWhen it comes to loosening COVID restrictions all eyes are usually on R — but it's also important to take account of prevalence.
Maths in a minute: Cyclic groups

When things go round and round, a cyclic group may be just what you need!

Maths in a minute: Representing groups

Groups occur all over mathematics, so it makes sense to find a common language to talk about them all.

The magic of shuffling

Want to shuffle like a professional magician? Find out how to shuffle perfectly, imperfectly, and the magic behind it.

  • Want facts and want them fast? Our Maths in a minute series explores key mathematical concepts in just a few words.