Articles

Happy birthday Quicksort: Starting with bubbles

Next month sees the 60th birthday of a famous algorithm called Quicksort. Its inventor Tony Hoare told us that it all started with bubbles.

The shower equation: Dealing with delay

Many processes, including climate change and the spread of COVID-19, involve a delay. Here's a beautiful equation designed to model such processes.

Maths in a minute: Asymptotes

Curves can be crazy, but asymptotes are nice and straight.

The physics of language

Can physics shed new light on understanding language? An exciting new approach that brings together theoretical physics, mathematics and computer science might give us a new way to capture what makes a language unique.

Will the virus escape the vaccines?

Can the virus that causes COVID-19 mutate into a vaccine-resistant strain? And if yes, what would this mean for our vaccination strategy?

Counting rose petals

The beautiful rose curve has an odd pattern to the number of its petals – this student and teacher team explain why...

Seeing traffic through new eyes

Using artificial intelligence to improve traffic, protecting the environment and human health.

Keeping up with COVID-19

Trying to work out the real time incidence of a disease in the middle of pandemic has never been done before, but the team behind the ONS COVID-19 Infection Survey have developed a way to do just that.

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.