Columbia Encyclopedia

(Encyclopedia) Hersh, Seymour Myron, 1937–, American investigative journalist, b. Chicago, grad. Univ. of Chicago (1958). He began his career (1959) at a local news bureau, then became a wire service correspondent...

(Encyclopedia) rare-earth metals, in chemistry, group of metals including those of the lanthanide series and actinide series and usually yttrium, sometimes scandium and thorium, and rarely zirconium. Promethium, whi...

(Encyclopedia) nonmetal, chemical element possessing certain properties by which it is distinguished from a metal. In general, this distinction is drawn on the basis that a nonmetal tends to accept electrons and for...

(Encyclopedia)  CE5 Switzerland swĭtˈsərlənd [key], Fr. Suisse, Ger. Schweiz, Ital. Svizzera, officially Swiss Confederation, federal republic (2015 est. pop. 8,320,000), 15,941 sq mi (41,287 sq km), central E...

(Encyclopedia) Hammond, John Henry, 1910–87, American record producer; blues, jazz, and rock promoter; and music critic, b. New York City. A member of the wealthy Vanderbilt family, he entered the music business i...

(Encyclopedia) Canadian Alliance, former Canadian political party that had its origins in the Reform party of Canada, which was founded in 1987 in Winnipeg, Man., as a W Canada–based conservative alternative to th...

(Encyclopedia) mineral, inorganic substance occurring in nature, having a characteristic and homogeneous chemical composition, definite physical properties, and, usually, a definite crystalline form. A few of the mi...

(Encyclopedia) Acton, John Emerich Edward Dalberg Acton, 1st Baron, 1834–1902, English historian, b. Naples; grandson of Sir John Francis Edward Acton and of Emmerich Joseph, duc de Dalberg. Denied entrance into C...

(Encyclopedia) Herzen, Aleksandr Ivanovich əlyĭksänˈdər ēväˈnəvĭch hârˈtsĭn [key], 1812–70, Russian revolutionary leader and writer. A member of the aristocracy, he was appalled at the brutality of hi...