Events
1962 – Telstar relays the first live trans-Atlantic television signal.
1972 – The United States launches Landsat 1, first Earth-resources satellite.
Births
1775 – Etienne-Louis Malus, French physicist and mathematician
1886 – Walter H. Schottky, German physicist
1906 – Vladimir Prelog, Croatian chemist, Nobel Prize laureate
Deaths
1773 – George Edwards, English naturalist
1878 – Carl Freiherr von Rokitansky, Bohemian physician
1916 – Sir William Ramsay, Scottish chemist, Nobel Prize laureate
1968 – Henry Hallett Dale, English scientist, Nobel Prize laureate