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superconductivity

(Encyclopedia) superconductivity, abnormally high electrical conductivity of certain substances. The phenomenon was discovered in 1911 by Heike Kamerlingh Onnes, who found that the resistance of…

DK History: Medieval Europe

WHO WAS POWERFUL IN MEDIEVAL EUROPE? WHAT DID MEDIEVAL PEOPLE BELIEVE? HOW DID MEDIEVAL TOWNS DEVELOP? WHAT WAS LIFE LIKE FOR PEASANT FAMILIES? BIOGRAPHY: ELEANOR OF AQUITAINE 1122–1204…

Classical Mythology: Training a Hero

Training a HeroClassical MythologyThe Labors of HeraclesTraining a HeroBeastly Chores: The First Four LaborsEven More Beastly Chores: The Second Four LaborsThe Far Corners of the Earth: The Final…

From Hattie to The Help

A History of African-Americans at the Oscars by Jennie Wood   Hattie McDaniel, the first African-American to win an Oscar.   RELATED LINKS…