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Adam, the first man, in the Bible

(Encyclopedia)Adam ădˈəm [key], [Heb.,=man], in the Bible, the first man. In the Book of Genesis, God creates humankind in his image as a species of male and female, giving them dominion over other life. Elsewhe...

Flight 93 National Memorial

(Encyclopedia)Flight 93 National Memorial, memorial, visitors complex, and other facilities at the site of the crash of the hijacked United Airlines Flight 93 on Sept. 11, 2001, near Shanksville, Pa. The grounds, 2...

Homeland Security, United States Department of

(Encyclopedia)Homeland Security, United States Department of (DHS), executive department of the federal government charged with protecting the security of the American homeland as its main responsibility. Its prima...

Paulson, Henry Merritt, Jr.

(Encyclopedia)Paulson, Henry Merritt, Jr., 1946–, U.S. investment banker and government official, b. Palm Beach, Fla., grad. Harvard (M.B.A., 1970). After working as an assistant to the comptroller at the Pentago...

Citadel, The–The Military College of South Carolina

(Encyclopedia)Citadel, The–The Military College of South Carolina sĭtˈədəl, –dĕlˌ [key], at Charleston; state supported; chartered (1842) as The Citadel, opened 1843. From 1882 to 1910 it was named the So...

Unknown Soldier, Tomb of the

(Encyclopedia)Unknown Soldier, Tomb of the, form of memorial to a nation's war dead, adopted by many countries after World War I. The Tomb of the Unknowns, a memorial to the American dead of World Wars I and II, th...

polygon

(Encyclopedia)polygon, closed plane figure bounded by straight line segments as sides. A polygon is convex if any two points inside the polygon can be connected by a line segment that does not intersect any side. I...

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