March 2nd
1729 - Death of Francesco Bianchini, Italian philosopher and scientist
1779 - Birth of Joel Roberts Poinsett, American statesman and botanist
1791 - Long-distance communication speeds up with the unveiling of a semaphore machine in Paris
1830 - Death of Samuel Thomas von Sömmering, German physician
1840 - Death of Heinrich Wilhelm Matthäus Olbers, German astronomer
1862 - Birth of Boris Borisovich Galitzine, Russian physicist
1962 - Death of Charles Jean de la Vallée-Poussin, Belgian mathematician
1969 - The first test flight of the Concorde is conducted.
1972 - The Pioneer 10 space probe is launched
1989 - Twelve European Community nations agree to ban the production of all chlorofluorocarbons (CFCs) by the end of the century.
1998 - Data sent from the Galileo space probe indicates that Jupiter's moon Europa has a liquid ocean under a thick crust of ice.
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