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Franklin, Rosalind Elsie

(Encyclopedia)Franklin, Rosalind Elsie, 1920–58, English molecular biologist and chemist, grad. Newnham College, Cambridge (1941). She spent most of the war years (1942–45) working for the British Coal Utilisat...

Piltdown man

(Encyclopedia)Piltdown man, name given to human remains found during excavations (1908–15) at Piltdown, Sussex, England, by Charles Dawson. The find led to much speculation and argument. Since they were found wit...

rammed earth

(Encyclopedia)rammed earth, material consisting chiefly of soil of sufficiently stiff consistency that has been placed in forms and pounded down. It has been used for buildings and walls since ancient times and was...

Colby College

(Encyclopedia)Colby College, at Waterville, Maine; coeducational; est. 1813, opened 1818. The school, principally a liberal arts college, adopted its present name in 1899. Its library includes the papers of Edwin A...

Nicol prism

(Encyclopedia)Nicol prism nĭkˈəl [key], optical device invented (1828) by William Nicol of Edinburgh. It consists essentially of a crystal of calcite, or Iceland spar, that is cut at an angle into two equal piec...

Orbiting Solar Observatory

(Encyclopedia)Orbiting Solar Observatory (OSO), series of eight orbiting observatories (see observatory, orbiting) launched between 1962 and 1971 by the National Aeronautics and Space Administration (NASA) to study...

New Delhi

(Encyclopedia)New Delhi dĕlˈē [key], city (1991 pop. 294,149), capital of India and of the National Capital Territory of Delhi, N central India, on the right bank of the Yamuna River. Predominantly an administra...

Penda

(Encyclopedia)Penda, d. 654, king of Mercia (c.632–654). A noble of the Mercian royal house, he fought (629) the king of Wessex for lands along the Severn River. He then allied himself with Cadwallon of Wales, de...

Eames, Charles

(Encyclopedia)Eames, Charles āmz [key], 1907–78, American designer, b. St. Louis, Mo. He opened his own architectural practice in 1930 and in the late 30s studied with Eliel Saarinen at the Cranbrook Academy, Bl...

radiography

(Encyclopedia)radiography: see X ray.