Content about “Maths in a minute”

Want some maths and want it fast? Our Maths in a minute series explores key mathematical concepts in just a few words. From symmetry to Euclid's axioms, and from binary numbers to the prosecutor's fallacy, learn some maths without too much effort.

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Maths in a minute: Graphs and the degree sum formula

Double counting proves a neat result in graph theory.

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Maths in a minute: Dark energy

What is dark energy and how do we know it's there?

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Maths in a minute: Dark matter

Physicists believe that around 82% of all the matter in the Universe is invisible dark matter. But if it's invisible how do they know it's there?

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Maths in a minute: The brazil nut effect

Why your muesli shakes down in unexpected ways.

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Maths in a minute: Compound interest and e

Compound interest is the curse of debt and the blessing of saving. Find out how it works and what it has to do with one of the most important numbers in mathematics.