LONDON, ENGLAND - NOVEMBER 24:   A signature of Isaac Newton contained in a book of his letters is displayed next to a statue of him at the Royal Society on November 24, 2009 in London. Between November 2009 and November 2010 the Royal Society will be celebrating its 350th anniversary with the launch a new web site 'Trailblazing' which will offer public access to historical papers published by the Royal Society over the last 350 years including Isaac Newton's landmark paper on light and colour, Watson and Crick's description of the evidence for the structure of DNA and Stephen Hawking's early writing on black holes in space.  (Photo by Peter Macdiarmid/Getty Images)