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internal-combustion engine

(Encyclopedia) CE5 Internal-combustion engines: In the four-stroke reciprocating engine (above), a mixture of fuel and air is taken into the chamber on the down-stroke of the piston, is compressed…

Roundup of Recent Science Discoveries, 2004

—By Borgna BrunnerSedna Debuts, Rattling Poor Pluto Artist's rendition of the planetoid Sedna On March 15, 2004, astronomers confirmed the discovery of the most distant object ever identified in…

horror

(Encyclopedia) horror or horror story, literary genre in which an eerie, tense, often suspenseful atmosphere typically builds to the discovery of something repugnant, such as cannibalism, incest, or…

glass

(Encyclopedia) glass, hard substance, usually brittle and transparent, composed chiefly of silicates and an alkali fused at high temperature. Glass has become invaluable in modern architecture,…

locomotive

(Encyclopedia) locomotive, vehicle used to pull a train of unpowered railroad cars. Richard Trevithick, a British engineer and inventor, built and operated (1803–4) the first successful steam…

State Department Notes on North Korea

U.S. Department of State Background Note Index: Historical and Cultural Highlights Government and Political Conditions Defense and Military Issues Foreign Relations U.S. Policy Toward North…

2004 Grammy Awards

The 47th Annual Grammy Awards were presented at Staples Center in Los Angeles on February 13, 2005. Record: “Here We Go Again,” Ray…

Franklin, Benjamin

(Encyclopedia) Franklin, Benjamin, 1706–90, American statesman, printer, scientist, and writer, b. Boston. The only American of the colonial period to earn a European reputation as a natural…