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The American Association for the Advancement of Science (AAAS) is an American international non-profit organization with the stated goals of promoting cooperation among scientists, defending scientifi ...
Scientist
Dame Kathleen Lonsdale, DBE FRS (née Yardley, 28 January 1903 – 1 April 1971) was a British crystallographer, who finally proved that the benzene ring was flat by X-ray diffraction methods in 1929. Sh ...
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