data sampling

Cars in the next lane really do go faster

Yes, you were right to wish you were in the other lane during this morning's commute! Nick Bostrom tells why we're usually caught in the slow lane.

Maths in a minute

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

Maths in a minute: The positive predictive value

When you receive a positive test result for a disease, the chance you actually have it depends on how common the disease is.
The Delta variant: What do we know?

As the Delta variant is worrying the UK, researchers from the JUNIPER consortium have published all they know about it.
The maths of COVID-19

All our COVID-19 related coverage at a glance.
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?
Happy birthday Quicksort!

Next month sees the 60th birthday of a famous algorithm called Quicksort. We explore its origin, its workings, and some other work of its inventor Tony Hoare.

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