Columbia Encyclopedia

(Encyclopedia) table tennis, game played, usually indoors, by two or four players; it is more or less a miniature form of lawn tennis. It is also called Ping-Pong, after the trade name that a manufacturer adopted (c...

(Encyclopedia) Brodeur, Martin Pierre, 1972–, Canadian ice hockey player, b. Montreal. He became starting goalie for the New Jersey Devils of the National Hockey League (NHL) in 1993 and played with them for 21 se...

(Encyclopedia) moraine mərānˈ [key], a formation composed of unsorted and unbedded rock and soil debris called till, which was deposited by a glacier. The till that falls on the sides of a valley glacier from the...

(Encyclopedia)  CE5 Antarctica ăntärkˈtĭkə, –ärˈtĭkə [key], the fifth largest continent, c.5,500,000 sq mi (14,245,000 sq km), asymmetrically centered on the South Pole and almost entirely within the An...

(Encyclopedia) Huron, Lake hyo͝orˈänˌ [key], 23,010 sq mi (59,596 sq km), 206 mi (332 km) long and 183 mi (295 km) at its greatest width, between Ont., Canada, and Mich.; second largest of the Great Lakes. It ha...

(Encyclopedia) neutrino astronomy, study of stars by means of their emission of neutrinos, fundamental particles that result from nuclear reactions and are emitted by stars along with light. Approximately 100 billio...

(Encyclopedia) polar bear, large white bear, Ursus maritimus, formerly Thalarctos maritimus, of the coasts of arctic North America, Asia, and Europe. Polar bears usually live on drifting pack ice, but sometimes wand...

(Encyclopedia) Blackpool, borough and unitary authority (2021 est. pop. 138,380), Lancashire, NW England, on the Irish Sea. Famed as a traditionally working-class reso...

(Encyclopedia) Varadkar, Leo Eric, 1979–, Irish politician, b. Dublin, grad. Trinity College Dublin (2003). The son of an Irish nurse and an Indian doctor, he practiced as a junior doctor before qualifying as a ge...

(Encyclopedia) Armstrong, Lance, 1971–, American cyclist, b. Dallas, Tex. He won (1991) the U.S. amateur cycling championship, turned professional (1992), and by the mid-1990s had won the Tour DuPont twice and was...