Portal:History of science/Selected anniversaries/February 4

February 4:

• 1508 - Death of Conrad Celtes, German humanist scholar (b. 1459)

• 1725 - Birth of Dru Drury, English entomologist (d. 1804)

• 1774 - Death of Charles Marie de La Condamine, French mathematician and geographer (b. 1701)

• 1778 - Birth of A. P. de Candolle, Swiss botanist (d. 1841)

• 1846 - Birth of Nikolay Umov, Russian physicist (d. 1915)

• 1859 - The Codex Sinaiticus is discovered in Egypt

• 1875 - Birth of Ludwig Prandtl, German physicist (d. 1953)

• 1896 - Birth of Friedrich Hund, German physicist (d. 1997)

• 1906 - Birth of Clyde Tombaugh, American astronomer (d. 1997)

• 1928 - Death of Hendrik Lorentz, Dutch physicist, Nobel Prize Laureate (b. 1853)

• 1936 - Radium E becomes the first radioactive element to be made synthetically

• 1957 - The first nuclear-powered submarine, the USS Nautilus (SSN-571), logs 60,000 nmi (110,000 km), matching the endurance of the fictional Nautilus described in Jules Verne's novel "20,000 Leagues Under the Sea"

• 1974 - Death of Satyendra Nath Bose, Indian physicist (b. 1894)