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Howe, Louis McHenry

(Encyclopedia) Howe, Louis McHenry, 1871–1936, American journalist and political adviser to Franklin and Eleanor Roosevelt, b. Indianapolis, Ind. He wrote about politics for several newspapers, then…

DK Science & Technology: Magnetism

WHAT ARE MAGNETIC POLES? WHAT ARE MAGNETIC MATERIALS? HOW DOES A MAGNETIC COMPASS WORK? MAGNETIC DOMAINSMAGNETIC FIELDFIND OUT MOREMagnetism is an invisible force that attracts or repels some…

The Lines on a Map

You can't see them, but they're there. Points and lines on a map define not only where you are, but also when you're there. Navigators still rely on these imaginary lines to get where they are…

Rosamond, mistress of Henry II of England

(Encyclopedia) Rosamond (Rosamond Clifford), d. 1176, mistress of Henry II of England. She was not openly acknowledged by the king until 1174, after he had imprisoned his wife, Eleanor of Aquitaine.…

Mark DAYTON, Congress, MN (1947)

Senate Years of Service: 2001-2007Party: DemocratDAYTON, Mark, a Senator from Minnesota; born in Minneapolis, Minn., January 26, 1947; graduated cum laude Yale University 1969; unsuccessful…

Polar Regions

Antarctica The second smallest continent, mostly south of the Antarctic Circle. Area: 14.2 million sq. km (5.5 million sq. mi.). Geographic South Pole: Earth's southernmost point, at latitude 90°…

DK Science: Magnetism

MAGNETIC MATERIALSATTRACTION AND REPULSIONMAGNETIC DOMAINSMAGNETIC FIELDFIND OUT MOREMagnetism is what gives magnets their ability to attract objects made of iron or steel. A magnet creates…

The Vice President's House

The Question: Where does the vice president live? The Answer: In July 1974 Congress designated a house on the southeast corner of 34th Street and Massachusetts…