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A team of computer scientists has found a weakness in the world's most popular anonymity service.
The LHC and the dark matter mystery
What is dark matter and how can the LHC find it?
A five that fits
A brand-new pentagon to tile your wall with.
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?
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