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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.

Phantom jams

How to unjam traffic.
The PEMDAS Paradox

It looks trivial but it keeps going viral. What answer do you get when
you calculate 6÷ 2(1+2)? David Linkletter explains the source of the confusion.
Maths in a minute: The d'Hondt method

How does the voting system for the European Parliament elections work?
A geometry for strings

If, as string theory suggests, the world is made of strings, then what does that mean for a geometry of points? Find out more in this video.
Looking for love?

Find out how OKCupid's algorithm works.