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Hodgkin, Dorothy Mary Crowfoot

(Encyclopedia) Hodgkin, Dorothy Mary Crowfoot, 1910–94, English chemist and X-ray crystallographer, b. Egypt. She received the 1964 Nobel Prize in chemistry for determining the structure of…

reflection

(Encyclopedia) CE5 Image formation by curved mirrors and lenses reflection, return of a wave from a surface that it strikes into the medium through which it has traveled. The general principles…

Bragg, Sir William Henry

(Encyclopedia) Bragg, Sir William Henry, 1862–1942, English physicist, educated at King William's College, Isle of Man, and Trinity College, Cambridge. He served on the faculties of the Univ. of…

Nicol prism

(Encyclopedia) Nicol prismNicol prismnĭkˈəl [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…

Lankester, Sir Edwin Ray

(Encyclopedia) Lankester, Sir Edwin RayLankester, Sir Edwin Raylăngˈkəstər [key], 1847–1929, English zoologist. He was a professor at University College, London (1874–90) and Oxford (1891–98) and was…

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…

2005–2006 Daytime Emmy Awards

The 2005–2006 Daytime Emmy Awards were presented on April 28, 2006, at Hollywood's Kodak Theatre. Outstanding Drama Series:…

ray, in physics

(Encyclopedia) ray, in physics, term denoting the straight line along which light or other form of radiation is propagated from its source. It generally refers to the line of propagation of waves but…

Eames, Charles

(Encyclopedia) Eames, CharlesEames, Charlesāmz [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…

Ray Evans Biography

songwriterDied: Feb. 15, 2007 (Los Angeles) Best Known as: songwriter Evans, who won three Oscars, collaborated with Jay Livingston to write a number of…