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Seven things everyone wants to know about the universe
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What would you like to know about your universe?

Careers with maths
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Andy Green is gearing up to break the land speed record in his rocket powered car Bloodhound SSC

A favourite from the archive...
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September 2009
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weak force

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Everyone knows what symmetry is, and the ability to spot it seems to be hard-wired into our brains. Mario Livio explains how not only shapes, but also laws of nature can be symmetrical, and how this aids our understanding of the universe.

Tags: geometry : symmetry : physics : symmetry operations : relativity : electromagnetism : weak force