Today In Science History

2007 is the 50th anniversary of the launch of Sputnik, the first artrificial satellite, by the Soviet Union. 2007 is the 100th anniversary of the alpha-particle scattering experiment devised by Ernest Rutherford with Hans Geiger and E. Marsden that led in 1911 to the discovery of the atomic nucleus. 2007 is the 200th anniversary of passenger railway service in England, which began on 25 Mar 1807