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Permalink Submitted by Anonymous on December 16, 2010

Is there a set of 3 or 4 non-transitive dice with the same mean and variance?

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.

Myths of maths: The four colour theorem

It's one of mathematics' most famous results: every "map" can be coloured using at most four colours. What it doesn't usually apply to, however, are real maps.
Maths in a minute: the Fibonacci sequence

The origin story of this famous sequences stars some cute, fluffy bunnies.
Squashing the curve?

A study into Covid-19 suggests that flattening the curve will take longer and harder measures than previously hoped.
Is life unbounded?

Acknowledging that life is going to go on for a little while yet throws a different light on how we make decisions in a crisis.
The growth rate of COVID-19

We all now know about R, but sometimes it can be good to consider another number: the growth rate of an epidemic.