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Decoding a war time diary
An account of how a prisoner of war's diary was recently decoded. Donald Hill wrote his diary in a numerical code, disguised as a set of mathematical tables, while in Hong Kong during and after the Japanese invasion of 1941.
Maths in a minute: Tiling troubles
Why there are only three regular polygons you can tile a wall with.
Rewriting the enormous theorem
Mathematicians are busy tidying up the largest proof in history.
Want less traffic? Build fewer roads!
A mathematical "paradox" explains why more roads don't necessarily mean fewer traffic jams.
Crimes and earthquakes
How the maths that is used to predict earthquakes can help fight gang crime.
A team of computer scientists has found a weakness in the world's most popular anonymity service.
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