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analogy

(Encyclopedia) CE5 Analogy in bird and insect wings analogy, in biology, the similarities in function, but differences in evolutionary origin, of body structures in different organisms. For…

Williston, Samuel Wendell

(Encyclopedia) Williston, Samuel Wendell, 1851–1918, American paleontologist and entomologist, b. Boston, grad. Kansas State Agricultural College (B.S., 1872) and Yale (M.D., 1880; Ph.D., 1885). He…

Young, John Watts

(Encyclopedia) Young, John Watts, 1930–2018, American astronaut, b. San Francisco. A Navy test pilot, he joined the National Aeronautics and Space Administration's astronaut program in 1962. Young…

roller

(Encyclopedia) roller, common name for brightly colored Old World birds noted for performing somersaults in flight. They include the rollers proper (subfamily Coraciinae) and ground rollers (…

von Braun, Wernher

(Encyclopedia) von Braun, Wernhervon Braun, Wernhervôn broun [key], 1912–77, German-American rocket scientist and astronautics engineer, b. Germany, grad. Berlin Technological Institute (B.S., 1932…

bat

(Encyclopedia) bat, winged mammal of the order Chiroptera, which includes 900–1,000 species classified in about 200 genera and 17 families. Bats range in size from a wingspread of over 5 ft (150 cm)…

Mather, John Cromwell

(Encyclopedia) Mather, John Cromwell, 1946–, American astrophysicist, b. Roanoke, Va., Ph.D. Univ. of California, Berkeley, 1974. He has been a researcher at NASA's Goddard Space Flight Center in…

Mallory, Stephen Russell

(Encyclopedia) Mallory, Stephen Russell, c.1813–73, U.S. Senator, secretary of the navy in the Confederacy, b. Trinidad, West Indies. He was raised in Key West, Fla., where he practiced law and was a…

Norfolk, Thomas Howard, 4th duke of

(Encyclopedia) Norfolk, Thomas Howard, 4th duke of, 1536–72, English nobleman, son of Henry Howard, earl of Surrey. He succeeded his grandfather, the 3d duke, in 1554. He was favored by Queen…

Davis, Benjamin Oliver, Jr.

(Encyclopedia) Davis, Benjamin Oliver, Jr., 1912–2002, American air force general, b. Washington, D.C.; son of Benjamin Oliver Davis. After studying at Western Reserve and Chicago universities, he…