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America's Most Endangered Places 2002

Eleven historic sites in danger of being lost forever In a report released in early June 2002, the National Trust for Historic Preservation (www.nationaltrust.org ) listed 11 historic sites across…

America's Most Endangered Places 2010

Metropolitan AME Church in Washington D.C. is among American sites most at risk by Dana J. Quigley America's Most Endangered Places America's Most Endangered Places 2009America's Most Endangered…

Dwight D. Eisenhower (January 12, 1961)

To the Congress of the United States: Once again it is my Constitutional duty to assess the state of the Union. On each such previous occasion during these past eight years I have outlined a…

Southern Pacific Company

(Encyclopedia) Southern Pacific Company, transportation system chartered (1865) in California and later reincorporated in Kentucky (1885) and Delaware (1947). Small railroads—known collectively as…

spinning

(Encyclopedia) spinning, the drawing out, twisting, and winding of fibers into a continuous thread or yarn. From antiquity until the Industrial Revolution, spinning was a household industry. The…

screw

(Encyclopedia) screw, simple machine consisting essentially of a solid cylinder, usually of metal, around which an inclined plane winds spirally, either clockwise or counterclockwise. It is used to…

Iran hostage crisis

(Encyclopedia) Iran hostage crisis, in U.S. history, events following the seizure of the American embassy in Tehran by Iranian students on Nov. 4, 1979. The overthrow of Muhammad Reza Shah Pahlevi of…

navigation satellite

(Encyclopedia) navigation satellite, artificial satellite designed expressly to aid the navigation of sea and air traffic. Early navigation satellites, from the Transit series launched in 1960 to the…

murder

(Encyclopedia) murder, criminal homicide, usually distinguished from manslaughter by the element of malice aforethought. The most direct case of malicious intent occurs when the killer is known to…