Events
1839 - Presentation of Jacque Daguerre’s new photographic process to the French Academy of Sciences.
1960 - Sputnik 5 launches with a cargo of the dogs Belka and Strelka, 40 mice, 2 rats and a variety of plants.
Births
1646 - John Flamsteed, English astronomer
1871 - Orville Wright, American aviation pioneer
Deaths
1662 - Blaise Pascal, French mathematician, physicist, and philosopher
1950 - Giovanni Giorgi, Italian physicist
1957 - Carl-Gustaf Rossby, Swedish meteorologist
1968 - George Gamow, Ukrainian-born physicist
1994 - Linus Pauling, American chemist, recipient of the Nobel Prize in Chemistry and Peace