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Woomera

(Encyclopedia)Woomera wo͞oˈmərə [key], village (2016 pop. 146), South Australia, S Australia, near Lake Torrens. It is located within the large Woomera Range Complex, which includes and air force and missile-te...

Ashley, William Henry

(Encyclopedia)Ashley, William Henry, c.1778–1838, American fur trader and politician, b. Virginia. In 1820 he was elected lieutenant governor of Missouri. He sent fur-trading expeditions up the Missouri River to ...

Davis, John

(Encyclopedia)Davis or Davys, John, 1550?–1605, English navigator. He made his first voyage in search of the Northwest Passage in 1585, continuing the work of Martin Frobisher. On this voyage he discovered Cumber...

Delaunay, Robert

(Encyclopedia)Delaunay, Robert rōbĕrˈ dəlōnāˈ [key], 1885–1941, French painter; husband of Sonia Delaunay-Terk. By 1909, Delaunay had progressed from a neoimpressionist phase to cubism, applying cubist pri...

Fraser, Simon, Canadian explorer

(Encyclopedia)Fraser, Simon, 1776–1862, Canadian explorer and fur trader. Born in Bennington, Vt., he was taken to Canada as a child. He entered the service of the North West Company in 1792, and in 1801 he was m...

waterway

(Encyclopedia)waterway, natural or artificial navigable inland body of water, or system of interconnected bodies of water, used for transportation, may include a lake, river, canal, or any combination of these. The...

Local Group

(Encyclopedia)Local Group, in astronomy, loose cluster of at least 40 nearby galaxies, including our own Milky Way galaxy, the Andromeda Galaxy, and the Magellanic Clouds. The Local Group is spread over an ellipsoi...

Serra, Richard

(Encyclopedia)Serra, Richard, 1939–, American sculptor, b. San Francisco; grad. Univ. of California, Santa Barbara (B.A., 1961), Yale (B.F.A., M.F.A., 1974). Many of his early works (1960s) are cast in rubber or ...

stall

(Encyclopedia)stall, small division of a larger space, sometimes partly partitioned. The term is used for a booth for display and selling at an exhibition, for a compartment in a stable or kennel, or, in England, f...

nonlinear dynamics

(Encyclopedia)nonlinear dynamics, study of systems governed by equations in which a small change in one variable can induce a large systematic change; the discipline is more popularly known as chaos (see chaos theo...