Columbia Encyclopedia

Search results

296 results found

Jansky, Karl Guthe

(Encyclopedia)Jansky, Karl Guthe, 1905–50, American radio engineer; b. Norman, Okla. After graduating (1927) from the Univ. of Wisconson, he joined the Bell Telephone Laboratories. While trying to determine the c...

Rove, Karl Christian

(Encyclopedia)Rove, Karl Christian, 1950–, U.S. political consultant and government official, b. Denver, Colo. Politically active in high school, he joined College Republicans while at the Univ. of Utah and becam...

Sharpless, Karl Barry

(Encyclopedia)Sharpless, Karl Barry, 1941–, American chemist, b. Philadelphia, Ph.D. Stanford, 1968. Sharpless was a professor at the Massachusetts Institute of Technology (1970–77 and 1980–90) and at Stanfor...

Gilbert, Grove Karl

(Encyclopedia)Gilbert, Grove Karl, 1843–1918, American geologist, b. Rochester, N.Y., grad. Univ. of Rochester, 1862. When the U.S. Geological Survey was created in the Dept. of the Interior in 1879 (to replace f...

Mackinder, Sir Halford John

(Encyclopedia)Mackinder, Sir Halford John hălˈfərd, məkĭnˈdər [key], 1861–1947, English geopolitician. Educated at Oxford (1887–1905), he led in the revival of British geographical learning. He establish...

dialectic

(Encyclopedia)dialectic dīəlĕkˈtĭk [key] [Gr.,= art of conversation], in philosophy, term originally applied to the method of philosophizing by means of question and answer employed by certain ancient philosop...

Slatin, Rudolf Carl, Freiherr von

(Encyclopedia)Slatin, Rudolf Carl, Freiherr von päˈshä [key], 1857–1932, Austrian adventurer in British and Egyptian service. Called to Egypt by C. G. Gordon, Slatin became governor of Dara (1879) and governor...

Pontoppidan, Henrik

(Encyclopedia)Pontoppidan, Henrik hănˈrēk pôntôˈpĭdän [key], 1857–1943, Danish novelist. He shared the 1917 Nobel Prize in Literature with Karl Gjellerup. Pontoppidan devoted himself to engineering, journ...

Acosta, Uriel

(Encyclopedia)Acosta, Uriel dä kōˈstä [key], c.1585–1640, Jewish rationalist, b. Oporto, Portugal. His original name was Gabriel da Costa, and his family had been converted to Roman Catholicism. When he reach...

Anderssen, Adolf

(Encyclopedia)Anderssen, Adolf (Karl Ernst Adolf Anderssen), 1818–79, German chess player, b. Breslau (now Wrocław, Poland). He graduated (1847) from Breslau Univ. and later was a mathematics professor there. An...
 

Browse by Subject