1953 Rosalind Franklin maps DNA
Rosalind Franklin’s work to make clearer X-ray patterns of DNA molecules laid the foundation for James Watson and Francis Crick’s suggestion that DNA is a double-helix polymer.
Category Archives: world events
1939 – 45 World War II
24 January 1940 last monthly talk of PSNS, joint with Royal Horticultural Society of Perthshire till 1946 (Proc, vol 10, ii).
1915 Einstein’s Theory of General Relativity published
World War l
World War I (or the First World War, often abbreviated as WWI or WW1) was a global war originating in Europe that lasted from 28 July 1914 to 11 November 1918.
1869 DNA discovered?
Swiss researcher Friedrich Miescher, who was originally trying to study the composition of lymphoid cells (white blood cells). Instead, he isolated a new molecule he called nuclein (DNA with associated proteins) from a cell nucleus.