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alkaline-earth metals

(Encyclopedia)alkaline-earth metals, metals constituting Group 2 of the periodic table. Generally, they are softer than most other metals, react readily with water (especially when heated), and are powerful reducin...

Fens, the

(Encyclopedia)Fens, the, district, E England, a flat lowland, W and S of The Wash. Extending c.70 mi (110 km) from north to south and c.35 mi (60 km) from east to west, it is traversed by numerous streams. The area...

francium

(Encyclopedia)francium frănˈsēəm [key] [from France], radioactive chemical element; symbol Fr; at. no. 87; mass no. of most stable isotope 223; m.p. about 27℃ (estimated); b.p. 677℃ (estimated); sp. gr. unk...

Semey

(Encyclopedia)Semey syĭmēˌpəläˈtyĭnsk [key], city (1993 est. pop. 342,000), capital of Semey region, NE Kazakhstan, on the Irtysh River and the Turkistan-Siberia RR. It is a river port, rail terminus, and co...

Posse Comitatus Act

(Encyclopedia)Posse Comitatus Act, 1878, U.S. federal law that makes it a crime to use the military as a domestic police force in the United States under most circumstances. The law was designed to end the use of f...

ring, mathematical system

(Encyclopedia)ring, in mathematics, system consisting of a set R of elements and two binary operations, such that addition makes R a commutative group and multiplication is associative and distributes over addition...

Ames, James Barr

(Encyclopedia)Ames, James Barr, 1846–1910, American jurist, b. Boston, grad. Harvard Law School, 1873. At Harvard he became associate professor (1873), professor (1877), and dean (1895). A disciple of C. C. Langd...

McBain, Howard Lee

(Encyclopedia)McBain, Howard Lee, 1880–1936, American political scientist, b. Toronto, Ont., grad. Richmond (Va.) College, 1900, Ph.D. Columbia, 1907. After teaching at George Washington and Wisconsin universitie...

Traynor, Roger John

(Encyclopedia)Traynor, Roger John, 1900–1983, American jurist, b. Park City, Utah, grad. Univ. of California at Berkeley (A.B., 1923, Ph.D., 1926, J.D., 1927.) After teaching political science and law at the Univ...

bar, the

(Encyclopedia)bar, the, originally, the rail that enclosed the judge in a court; hence, a court or a system of courts. The persons qualified and authorized to conduct the trial of cases are also known collectively ...