Sir Lawrence Bragg's original announcement of the discovery of the structure of DNA was made at a Solvay conference on proteins in Belgium on 8 April 1953 but went unreported by the UK press, he then gave a talk at Guys Hospital Medical School in London on Thursday, May 14, 1953 which resulted in an article by Ritchie Calder in the News Chronicle of London, on Friday, May 15, 1953, entitled "Why You Are You. Nearer Secret of Life."
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Nigel Calder is the son of the late Lord Ritchie-Calder, a brother of the historian Angus Calder (1942–2008), mathematician Allan Calder and educationist Isla Calder (1946–2000), and the father of travel writer Simon Calder.