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ether, in physics and astronomy

(Encyclopedia)ether or aether, in physics and astronomy, a hypothetical medium for transmitting light and heat (radiation), filling all unoccupied space; it is also called luminiferous ether. In Newtonian physics a...

Ketterle, Wolfgang

(Encyclopedia)Ketterle, Wolfgang, 1957–, German physicist, Ph.D. Max Planck Institute for Quantum Optics, Garching, Germany, 1986. He has been a professor at Massachusetts Institute of Technology since 1990. Kett...

Kramer, Jack

(Encyclopedia)Kramer, Jack (John Albert Kramer), 1921–2009, American tennis player, b. Las Vegas, Nev. He excelled at tennis while still in high school. Kramer and Frederick (Ted) Schroeder won the U.S. national ...

Kasai, former province, Congo

(Encyclopedia)Kasai käsīˈ [key], former province, c.124,000 sq mi (321,160 sq km), S central Congo (Kinshasa). Luluabourg (present Kananga) was the capital. Between the Kasai and the Sankuru rivers the Kuba king...

Rossellino, Antonio

(Encyclopedia)Rossellino, Antonio äntôˈnyō rōs-sĕl-lēˈnō [key], 1427–c.1478, Florentine sculptor, whose name was Antonio di Matteo di Domenico Gambarelli. He was the youngest and most celebrated of four ...

Chadwick, Henry, Anglo-American journalist and popularizer of baseball

(Encyclopedia)Chadwick, Henry, 1824–1908, Anglo-American journalist who helped popularize baseball in the United States, b. Exeter, England. Moving to Brooklyn, N.Y., with his family in 1837, he was a cricket rep...

Cozens, Alexander

(Encyclopedia)Cozens, Alexander kŭzˈənz [key], c.1717–1786, English draftsman and writer, b. Russia. Cozens is thought to have been the first principal English master to work entirely with landscape subjects. ...

Akeley, Carl Ethan

(Encyclopedia)Akeley, Carl Ethan ākˈlē [key], 1864–1926, American naturalist, animal sculptor, and author, b. Orleans co., N.Y. He served (1887–95) at the Museum of Milwaukee; from 1895 to 1909 he was at the...

Gödel, Kurt

(Encyclopedia)Gödel, Kurt göˈdəl [key], 1906–78, American mathematician and logician, b. Brünn (now Brno, Czech Republic), grad. Univ. of Vienna (Ph.D., 1930). He came to the United States in 1940 and was na...

Giles, William Branch

(Encyclopedia)Giles, William Branch jīlz [key], 1762–1830, American statesman, b. Amelia co., Va. After practicing as a lawyer in Petersburg, Va., he entered the U.S. House of Representatives as an Anti-Federali...