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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.
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.
Artificial intelligence takes on COVID-19

Mathematicians are helping to develop an AI tool to help with diagnosing COVID-19 and making prognoses for infected patients.
How can maths fight a pandemic?

How do mathematical models of COVID-19 work and should we believe them? We talk to an epidemiologist, who has been working flat out to inform the government, to find out more.
Maths in a minute: Social distancing

How should people arrange themselves for maximal socialising at a safe distance?