(Encyclopedia) Solvay, ErnestSolvay, Ernestĕrnĕstˈ sôlvāˈ [key], 1838–1922, Belgian industrial chemist and philanthropist. He originated the Solvay process and established (1863) near Charleroi,…
(Encyclopedia) Petrucci, Ottaviano deiPetrucci, Ottaviano deiōtˌtävyäˈnō dāˈē pātr&oomacr;tˈchē [key], 1466–1539, Venetian printer. Petrucci was the inventor of printing music by movable metal…
(Encyclopedia) Campbell, William, 1745–81, American Revolutionary soldier, b. Augusta co., Va.; brother-in-law of Patrick Henry. He fought in Lord Dunmore's War (1774) and helped expel the royal…
Regulation of Gene Expression in Prokaryotes and EukaryotesInheritanceIntroductionGenes at Work: Mendel's BreakthroughMeiosis and Sexual ReproductionGametogenesis in Plants and AnimalsRegulation of…
(Encyclopedia) Hooker, Joseph, 1814–79, Union general in the American Civil War, b. Hadley, Mass. After fighting the Seminole and serving in the Mexican War, Hooker resigned from the army in 1853 and…
(Madame C. J. Walker)businesswoman, philanthropistBorn: 12/23/1867Birthplace: Delta, La. After a series of bereavements that left her orphaned at 6 and widowed at 20, she and her daughter A'Lelia…
Born: 1906Birthplace: Seattle, Wash. Electrophotography—Carlson invented xerographic dry-copy printing basing his process on electrostatics as opposed to chemical or photographic processes. (1981)…
Candidate for the 2008 Republican presidential nomination
by Liz Olson Mitt Romney Related Links Mitt Romney’s campaign website Profile of Massachusetts Salt Lake…
(Encyclopedia) fermentation, process by which the living cell is able to obtain energy through the breakdown of glucose and other simple sugar molecules without requiring oxygen. Fermentation is…
