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vacuum

(Encyclopedia)vacuum, theoretically, space without matter in it. A perfect vacuum has never been obtained; the best human-generated vacuums contain less than 100,000 gas molecules per cc, compared to about 30 billi...

Allston, Washington

(Encyclopedia)Allston, Washington ôlˈstən [key], 1779–1843, American painter and author, b. Georgetown co., S.C. After graduating from Harvard (1800), where he composed music and wrote poetry (published in 181...

Duke, James Buchanan

(Encyclopedia)Duke, James Buchanan, 1856–1925, American industrialist, processor of tobacco products, b. near Durham, N.C. The Civil War left the Duke family poor, but James and his brother, Benjamin, helped thei...

enamel

(Encyclopedia)enamel, a siliceous substance fusible upon metal. It may be so compounded as to be transparent or opaque and with or without color, but it is usually employed to add decorative color. It was used to d...

Frankfurt School

(Encyclopedia)Frankfurt School, a group of researchers associated with the Institut für Sozialforschung (Institute of Social Research), founded in 1923 as an autonomous division of the Univ. of Frankfurt. The inst...

Kristeva, Julia

(Encyclopedia)Kristeva, Julia, 1941–, French critic, psychoanalyst, semiotician, and writer, b. Sliven, Bulgaria. Writing in French, she has explored many subjects including structuralist linguistics and semiotic...

Bradlee, Ben

(Encyclopedia)Bradlee, Ben (Benjamin Crowninshield Bradlee), 1921–2014, American newspaper editor and journalist, b. Boston, Mass., grad. Harvard, 1942. After serving in the navy during World War II, he became a ...

Carroll, John

(Encyclopedia)Carroll, John, 1735–1815, American Roman Catholic churchman, b. Maryland. He studied as a child with Jesuits at Bohemia, Md., and later at Saint-Omer in Flanders, since Catholic secondary education ...

book clubs

(Encyclopedia)book clubs. As a phenomenon in American cultural life, book clubs have made an impact in two periods of history. During the 18th and 19th cent. book clubs were formed for the purposes of discussion an...

Shays's Rebellion

(Encyclopedia)Shays's Rebellion, 1786–87, armed insurrection by farmers in W Massachusetts against the state government. Debt-ridden farmers, struck by the economic depression that followed the American Revolutio...