With a lifetime dedicated to invention, Thomas A. Edison earned 1,093 U.S. patents, more than any other single inventor. His impressive achievements include the invention of electric lighting, the phonograph, and motion pictures. Edison was not only a suc
Born 255 years ago on April 13, 1743, Thomas Jefferson is best remembered as the author of the Declaration of Independence. But Jefferson's interests and talents covered an amazing range. He was also a two-term president, diplomat, architect, violinist, i
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