2014 Event James Watson, one of three scientists to co-discover DNA structure, has auctioned off the 1962 Nobel Prize medal he received for the achievement; Russian billionaire Alisher Usmanov paid $4.8 million for the medal but then returned it to Watson 2012 Event Europe's tallest, habitable, free-standing structure, The Shard, which stands at 1,016 feet (309.6 metres) officially opens in London, England 2007 Event Burj Dubai becomes the world's largest structure 2004 Death "Francis Crick, Ph. D", DNA researcher, co-discoverer of the structure of DNA, dies at 88 2002 Death Stephen Jay Gould, "educator, writer", The Structure of Evolutionary Theory, dies at 60 1991 Death Joost Baljeu, painter/founder-editor Structure, dies 1976 Event CCN Tower in Toronto, tallest free-standing structure, 555 m, opens 1974 Event World's tallest structure, 646-m Polish radio mast, completed 1974 Event U.S. Mariner 10 returns 1st close-up photos of Venus' cloud structure 1962 Event Dr. Watson (U.S.), Dr. Crick, and Dr. Wilkins (Britain) win Nobel Prize for Medicine for work in determining structure of DNA 1955 Event John Williams Cox buys Yankee Stadium, sells grounds to Knights of Columbus, later leaves structure to Rice University (1962) 1953 Event Francis Crick and James Watson discover structure of DNA-molecule 1936 Event 1st all-glass windowless structure in U.S. completed, Toledo, Ohio 1928 Birthday James D. Watson, chemist, co-discovered structure of DNA 1916 Birthday Francis Crick, British co-discovered DNA's structure, Nobel 1962 1908 Birthday Claude Levi-Strauss, Belgium, social anthropologist, Structure Anthro 1907 Birthday Alexander Todd, born in Scotland, born Alexander Robertus Todd, Baron Todd, biochemist, Nobel-Prize for Chemistry for structure and synthesis of nucleotides, nucleosides, nucleotide coenzymes 1829 Birthday August Kekule von Stradonitz, discovered structure of benzene ring