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bloodstone

(Encyclopedia)bloodstone or heliotrope, green chalcedony spotted with red, used as a gem stone. It is found in India, the United States, Brazil, and Australia. ...

Secretariat

(Encyclopedia)Secretariat, 1970–89, thoroughbred race horse. Nicknamed “Big Red,” he was trained by Lucien Laurin and ridden by Ron Turcotte. In 1973 Secretariat won the Kentucky Derby, Preakness, and Belmont...

radial velocity

(Encyclopedia)radial velocity, in astronomy, the speed with which a star moves toward or away from the sun. It is determined from the red or blue shift in the star's spectrum. ...

Painted Desert

(Encyclopedia)Painted Desert, badlands on the northeastern bank of the Little Colorado River, NE Ariz., stretching c.200 mi (320 km) SE from the Grand Canyon; includes Petrified Forest National Park. Striking bands...

Mathewson, Christy

(Encyclopedia)Mathewson, Christy (Christopher Mathewson) măthˈəsən, –yəsən [key], 1880–1925, American baseball player, b. Factoryville, Pa., grad. Bucknell Univ., 1902. A righthander, he joined the Cincin...

Banks, Nathaniel Prentiss

(Encyclopedia)Banks, Nathaniel Prentiss, 1816–94, American politician and Union general in the Civil War, b. Waltham, Mass. After serving in the Massachusetts legislature (1849–53), Banks entered Congress as a ...

rockfish

(Encyclopedia)rockfish, member of the family Sebastidae (rockfishes) according some authorities, but also classified as a member of the family Scorpaenidae (scorpionfishes, lionfishes, and rockfishes) by other auth...

Scholz's star

(Encyclopedia)Scholz's star, dim binary star system, consisting of a red dwarf and brown dwarf, in the constellation Monoceros, apparent magnitude 18.3. The red dwarf is a tiny star, with less than ten percent the ...

Clancy, Tom

(Encyclopedia)Clancy, Tom (Thomas Leo Clancy, Jr.), 1947–2013, American popular novelist, b. Baltimore, grad. Loyola Univ. Maryland (B.A., 1969). While working as an insurance agent he wrote The Hunt for Red Octo...

Danakil

(Encyclopedia)Danakil, desert region, NE Ethiopia and neighboring portions of Djibouti and Eritrea, c.350 mi (560 km) long and 50–250 mi (80–400 km) wide, between the gulfs of Zula and Tadjoura. It is bordered ...