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Puzzle No. 2 - carnivorous beetles
The ring is the thing...
Want less traffic? Build fewer roads!
A mathematical "paradox" explains why more roads don't necessarily mean fewer traffic jams.
Communication and ball packing
What does packing balls in higher dimensions have to do with getting your message across?
From Arsenal to RSA: An interview with Marcus du Sautoy
Marcus du Sautoy talks about football, cryptography, and numbers.
A team of computer scientists has found a weakness in the world's most popular anonymity service.
Maths in a minute: Tiling troubles
Why there are only three regular polygons you can tile a wall with.
Tweets by @plusmathsorg
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