Date | Text | |
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04 Feb 1600
![]() Johannes Kepler |
Johannes Kepler (astronomy) Johannes Kepler joins Tycho Brahe as his assistant at the castle of Benátky, near Prague. |
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04 Feb 1615
![]() Giambattista della Porta |
death Giambattista della Porta Giambattista della Porta, Italian physician (born c. 1535) |
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04 Feb 1682
![]() Johann Friedrich Böttger |
birth Johann Friedrich Böttger Johann Friedrich Böttger, German alchemist and developer of porcelain manufacture (died 1719) |
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04 Feb 1725
![]() Dru Drury |
birth Dru Drury Dru Drury, English entomologist (died 1804) |
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04 Feb 1749
![]() Thomas Earnshaw |
birth Thomas Earnshaw Thomas Earnshaw, English watchmaker (died 1829) |
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04 Feb 1761
![]() Blasius Merrem |
birth Blasius Merrem Blasius Merrem (died 1824), German zoologist. |
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04 Feb 1774
![]() Charles Marie de La Condamine |
death Charles Marie de La Condamine Charles Marie de La Condamine, French geographer (born 1701) |
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04 Feb 1776
![]() Gottfried Reinhold Treviranus |
birth Gottfried Reinhold Treviranus Gottfried Reinhold Treviranus, German naturalist (died 1837) |
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04 Feb 1778
![]() A. P. de Candolle |
birth A. P. de Candolle A. P. de Candolle, Swiss botanist (died 1841) |
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04 Feb 1789
![]() James Parkinson |
James Parkinson (medicine) James Parkinson gives the first description of human injury from lightning strikes, in a paper read to the Medical Society of London. |
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04 Feb 1837
![]() John Latham |
death John Latham John Latham (born 1740), English physician, naturalist and "grandfather of Australian ornithology". |
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04 Feb 1840
![]() Hiram Maxim |
birth Hiram Maxim Hiram Maxim (died 1916), inventor of the machine gun. |
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04 Feb 1841
![]() Clément Ader |
birth Clément Ader Clément Ader (died 1926), engineer and inventor, airplane pioneer. |
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04 Feb 1875
![]() Ludwig Prandtl |
birth Ludwig Prandtl Ludwig Prandtl (died 1953), German physicist |
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04 Feb 1906
![]() Clyde Tombaugh |
birth Clyde Tombaugh Clyde Tombaugh (died 1997), astronomer. |
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04 Feb 1915
![]() reversing rudder |
reversing rudder (technology) John G. A. Kitchen patents the reversing rudder. |
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04 Feb 1928
![]() Hendrik Lorentz |
death Hendrik Lorentz Hendrik Lorentz (born 1853), Dutch physicist and Nobel laureate. |
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04 Feb 1936
![]() Radium |
Radium (chemistry) Radium E. becomes the first radioactive element to be made synthetically. |
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04 Feb 1939
![]() Edward Sapir |
death Edward Sapir Edward Sapir (born 1884), American anthropological linguist. |
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04 Feb 1962
![]() new moon |
new moon (astronomy and space ) During a new moon and total solar eclipse, an extremely rare grand conjunction of the classical planets occurs, including all five of the naked-eye planets plus the Sun and Moon, all within 16° of each another on the ecliptic. |
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04 Feb 1965
![]() Trofim Lysenko |
Trofim Lysenko (biology) Trofim Lysenko is removed from his post as director of the Institute of Genetics at the Academy of Sciences in the Soviet Union and Lysenkoist theories subjected to criticism. |
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04 Feb 1972
![]() Mariner 9 |
Mariner 9 (astronomy and space ) Mariner 9 sends pictures from Mars. |
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04 Feb 1974
![]() S. N. Bose |
death S. N. Bose S. N. Bose, Indian physicist (b. 1894) |
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04 Feb 1998
![]() Richter Scale |
Richter Scale (geology) An earthquake measuring 6.1 on the Richter Scale in northeast Afghanistan kills more than 5,000. |
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04 Feb 2004
![]() Facebook |
Facebook (computing) Facebook launches. |