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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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chord

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According to Shakespeare, music is the food of love. But Jeffrey Rosenthal follows Galileo's observation that the entire universe is written in the language of mathematics - and that includes music.

Tags: mathematics and music : frequency : wave : pitch : octave : harmony : chord