In theory, since London is currently a strongly Labour city, the Labour candidate should win the race.

ECONOMIST: Labour in London

The photograph was first seen at King's College London during a Royal Institution lecture on colour theory by the Scottish physicist James Clerk Maxwell on the 17 May 1861 and the college is marking the 150th anniversary of that demonstration with an evening of talks celebrating his scientific discoveries.

BBC: Pioneering colour photography

The originator of this theory is Geoffrey Miller, of University College London.

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"They would mutually influence one another, " says Ms. Kress, adding that both positions have influenced her work at Goldsmiths College in London, where she is getting a Master's in contemporary art theory.

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Some said he moved to London to open the store because of women troubles, but there's another theory about why he left his hometown, too.

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Camelia Gabriel, from King's College London, who is taking part in the Mobile Telecommunications and Health Research Programme funded by the Government, said the theory was feasible.

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