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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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harmonic wave

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As anyone starting out knows, the violin is a difficult instrument. It takes time before the novice player can expect to produce a musical note at the desired pitch, instead of a whistle, screech or graunch. Jim Woodhouse and Paul Galluzzo explain why.

Tags: mathematics and music : harmonic wave : helmholtz vibration : vibration modes


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On 11th August 1999 a total eclipse of the Sun will be visible from parts of the UK. It will provide a spectacular display, but why is the Sun so interesting? Helen Mason explains.

Tags: helioseismology : magnetic field : standing wave : Doppler shift : harmonic wave : wave : sine wave : electromagnetism : solar eclipse : sunspot : cosine


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The Sun is no longer singing solo and is now part of a stellar choir

Tags: helioseismology : mathematics and music : sound wave : standing wave : acoustic oscillation : harmonic wave : asteroseismology : acoustics : spherical harmonics