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alfalfa caterpillar

(Encyclopedia)alfalfa caterpillar, larva of the alfalfa butterfly, Colias eurytheme, a member of the family Pieridae. Found throughout most of Mexico, the United States, and S Canada, it is sometimes a serious pest...

Alcestis

(Encyclopedia)Alcestis ălsĕsˈtĭs [key], in Greek mythology, daughter of Pelias. She was won in marriage by Admetus, who fulfilled her father's condition that her suitor come for her in a chariot pulled by a wil...

Al-Battani

(Encyclopedia)Al-Battani ălˌbətēˈnēəs [key], b. before 858, d. 929, Arab astronomer and mathematician. He is best known in astronomy for his improvements and corrections of the Ptolemaic tradition. His Kitab...

Coffin, William Anderson

(Encyclopedia)Coffin, William Anderson, 1855–1925, American landscape and figure painter and art critic, studied at the Yale School of Fine Arts and under Léon Bonnat in Paris. His landscapes were awarded numero...

Encke, Johann Franz

(Encyclopedia)Encke, Johann Franz yōˈhän fränts ĕngˈkə [key], 1791–1865, German astronomer. He was assistant (1816–22) and director (1822–25) of the observatory at Seeberg (near Gotha) and director (fr...

Sillanpää, Frans Eemil

(Encyclopedia)Sillanpää, Frans Eemil fräns āˈmĭl sĭlˈlänpăˌ [key], 1888–1964, Finnish novelist. As a young man Sillanpää studied natural science at Helsinki and came under the influence of an artisti...

Pearson, Drew

(Encyclopedia)Pearson, Drew, 1897–1969, American journalist and radio commentator, b. Evanston, Ill. He traveled around the world as a correspondent before joining the Baltimore Sun in 1926. Pearson gained nation...

thunder

(Encyclopedia)thunder, sound produced along a path of a lightning flash, caused by the rapid heating and expansion of the adjacent air; lightning can heat air to temperatures as much as five times hotter than those...

Balmont, Konstantin Dmitrieyevich

(Encyclopedia)Balmont, Konstantin Dmitrieyevich kənstəntyēnˈ dəmēˈtrēəvĭch bälˈmônt [key], 1867–1943, Russian poet and translator. After first hailing the Bolshevik revolution, he repudiated it and l...

Achernar

(Encyclopedia)Achernar āˈkərnärˌ [key], brightest star in the constellation Eridanus; Bayer designation α Eridani; 1992 position R.A. 1h37.4m, Dec. −57°16′. A bluish-white white star with apparent magnit...