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Dominica

(Encyclopedia) CE5 DominicaDominicadŏmĭnēˈkə [key], officially Commonwealth of Dominica, republic (2015 est. pop. 73,000) consisting of the island of Dominica (290 sq mi/750 sq km), located in the…

Triassic period

(Encyclopedia) Triassic periodTriassic periodtrīăsˈĭk [key], first period of the Mesozoic era of geologic time (see Geologic Timescale, tablegeologic timescale, table) from 205 to 250 million years…

rock

(Encyclopedia) rock, aggregation of solid matter composed of one or more of the minerals forming the earth's crust. The scientific study of rocks is called petrology. Rocks are commonly divided,…

Oliver Fisher Winchester Biography

Oliver Fisher Winchesterarms manufacturerBorn: 11/30/1810Birthplace: Boston, Mass. The man whose name is most closely associated with producing armaments actually got his start manufacturing…

NATIONAL PARKS

Name, location, and year authorized Acreage Outstanding characteristicsAcadia (Maine), 1919 47,548.94Rugged seashore on Mt. Desert Island and adjacent mainlandArches (Utah), 1971 76,518.98…

Voyager (U.S.)

Destination: Jupiter and Saturn. Launched: Aug. 20 (Voyager 2) and Sept. 5 (Voyager 1), 1977. Mission: To explore Jupiter and the other outer planets. Launched in 1977, Voyager 1 and…

Origin of Life: Early Earth Environment

Early Earth EnvironmentOrigin of LifeIntroductionSpontaneous GenerationEarly Earth Environment So if Pasteur is correct and life only comes from existing life, where and how did life begin? Many…

2007 Year in Review

Top events for the nation and the world News Analysis News of the Nation Iraq Edges Toward Stability • Destruction of CIA Interrogation Tapes • Dismissal of Federal Prosecutors •…

'04 Year in Review

Presidential Elections Election history and statistics, candidates and party politics.Campaign 2004 | Presidential Factfile | U.S. Elections | Electoral and Popular Vote Summary, 2004…

The Planets: Mercury

Top of Page Mercury, the smallest planet in our solar system and the closest planet to the Sun, has long been a source of fascination for astronomers and space enthusiasts alike. Despite its small…