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Zinsser, Hans

(Encyclopedia)Zinsser, Hans zĭnsˈər [key], 1878–1940, American bacteriologist, b. New York City, grad. Columbia (B.A., 1899; M.D., 1903). He was professor of bacteriology at Stanford (1911–13), Columbia (191...

Aden, Gulf of

(Encyclopedia)Aden, Gulf of äˈdən, āˈ– [key], western arm of the Arabian Sea, 550 mi (885 km) long, lying between Yemen and Somalia; connected with the Red Sea by the Bab el Mandeb. The gulf is on the great ...

Walpole, Sir Hugh Seymour

(Encyclopedia)Walpole, Sir Hugh Seymour, 1884–1941, English novelist, b. New Zealand, educated at Cambridge. His first two novels were failures, but with Fortitude (1913) he achieved financial and literary succes...

Wayne, John

(Encyclopedia)Wayne, John, 1907–79, American movie actor, b. Winterset, Iowa, as Marion Michael Morrison. An enduringly popular movie star from his debut in 1930, Wayne combined the toughness necessary to play we...

airglow

(Encyclopedia)airglow, faint diffuse illumination of the sky originating in the upper atmosphere. Although it occurs at all times of day throughout the upper atmosphere, it is most typically visible to an observer ...

black widow

(Encyclopedia)black widow, poisonous spider of the genus Latrodectus, found throughout North and South America and common in the SW United States. The name derives from the fact that the female, like those of many ...

bluebird

(Encyclopedia)bluebird, common name for a North American migratory bird of the family Turdidae (thrush family). The eastern bluebird, Sialia sialis, is among the first spring arrivals in the North. It is about 7 in...

blue shift

(Encyclopedia)blue shift or blueshift, in astronomy, the systematic displacement of individual lines in the spectrum of a celestial object toward the blue, or shorter wavelength, end of the visible spectrum. The am...

affenpinscher

(Encyclopedia)affenpinscher ăfˈənpĭnˌshər [key], breed of toy dog perfected in Europe at the end of the 19th cent. It stands from 8 to 10 in. (20.3–25.4 cm) high at the shoulder and weighs about 8 lb (3.6 k...

rainbow

(Encyclopedia)rainbow, arc showing the colors of the spectrum, violet inside and red outside, which appears when the sun shines through water droplets. It often appears while the sun is shining after a brief thunde...