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Courtesy of the Tate, London, Rights Reserved A.D.A.G.P. Paris, 1972; photograph, G. Roberton/A.C. Cooper Ltd.
Cubism, highly influential visual arts style of the 20th century that was created principally by the artists Pablo Picasso and Georges Braque...
Defying Gravity: 7 of the Biggest Things That Ever Flew
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Julius Nyerere, first prime minister of independent Tanganyika (1961), who became the first president of the new state of Tanzania (1964)....
George Porterâ€”The National Audubon Society Collection/Photo Researchers
Poison frog, (family Dendrobatidae), any of approximately 180 species of New World frogs characterized by the ability to produce extremely...
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Trumpâ€™s Offshore Oil Drilling Plans Ignore the Lessons of BP Deepwater Horizon
The Trump Administration is proposing to ease regulations that were adopted to make offshore oil and gas drilling operations safer after the 2010 Deepwater Horizon disaster.