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Understanding the Kurdish Conflict

Facts About the Struggle The Kurdish population stands at about 20-25 million. It is concentrated in the parts of eastern Turkey, Syria, Iran, and Iraq that make up the region known as Kurdistan…

Chemistry: Properties of Acids and Bases

Properties of Acids and BasesChemistryAcids and BasesWhat Are Acids and Bases?Properties of Acids and BasesThe pH ScaleTitrationsBuffers It's frequently possible to tell acids and bases apart from…

DK Science: Bases

LIMESTONEFIND OUT MOREMany cleaning products, such as soap and oven cleaner, are bases. Bases neutralize (cancel out) acids. Alkalis are bases that dissolve in water. Strong bases, such bleach,…

Punctuation: Apostrophes

ApostrophesPunctuationPunctuation MattersPeriod, Question Mark, Exclamation Mark: The End of the LineThe Comma: A Major PlayerThe Semicolon: Love Child of the Comma and the PeriodThe Colon: What a…

Kennedy, Ted

(Encyclopedia) Kennedy, Ted (Edward Moore Kennedy), 1932–2009, U.S. senator from Massachusetts (1962–2009), b. Boston, Mass., youngest son of Joseph P. Kennedy and the last survivor of brothers…

cerium

(Encyclopedia) ceriumceriumsērˈēəm [key] [from the asteroid Ceres], metallic chemical element; symbol Ce; at. no. 58; at. wt. 140.116; m.p. 799℃; b.p. 3,426℃; sp. gr. 6.77 at 25℃; valence +3 or +4.…

shock

(Encyclopedia) shock, any condition in which the circulatory system is unable to provide adequate circulation to the body tissues, also called circulatory failure or circulatory collapse. Shock…

Frank Porter GRAHAM, Congress, NC (1886-1972)

Senate Years of Service: 1949-1950Party: DemocratGRAHAM, Frank Porter, a Senator from North Carolina; born in Fayetteville, Cumberland County, N.C., October 14, 1886; attended the public…