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Was a greek geographer and also a scientist
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Eratosthenes of Cyrene (Ancient Greek: Ἐρατοσθένης, IPA: [eratostʰénɛːs]; English: /ɛrəˈtɒsθəniːz/; c. 276 BC[1] – c. 195 BC[2]) was a Greek mathematician, elegiac poet, athlete, geographer, astronomer, and music theorist
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was a Greek geographer and explorer from the Greek colony, Massalia (modern day Marseilles). He made a voyage of exploration to northwestern Europe at about 325 BC.
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was an infante (prince) of the Kingdom of Portugal and an important figure in the early days of the Portuguese Empire. He was responsible for the early development of European exploration and maritime trade with other continents.
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e was Responisble for the early exploration of europe and maritime trade of other continents.
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A portugues explorer who sailed from the atlantic ocean to the pacific ocean
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As a scientist, he was a major figure in the American Enlightenment and the history of physics for his discoveries and theories regarding electricity
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Made the first maps of the Newfoundland
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He was nicknamed Pathfinder of the Seas and Father of modern Oceanography and Naval Meteorology and later, Scientist of the Seas, due to the publication of his extensive works in his books, especially Physical Geography of the Sea 1855, the first extensive and comprehensive book on oceanography to be published.
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The big whale of the seas.
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Made the theory of natural selection in evolution. Discovered the Galapagos islands
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The Challenger expedition of 1872–76 was a scientific exercise that made many discoveries to lay the foundation of oceanography. Prompted by the Scot, Charles Wyville Thomson—of the University of Edinburgh and Merchiston Castle School—the Royal Society of London obtained the use of Challenger from the Royal Navy
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Sonar (originally an acronym for SOund Navigation And Ranging) is a technique that uses sound propagation (usually underwater, as in Submarine navigation) to navigate, communicate with or detect other vessels
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In 1915, Wegener proposed his continental drift theory. He said that the continents floated atop the mantle-a heavier, denser layer of rocks deep within the earth. Wegener predicted that heat rising within the hot mantle created currents of partially melted rocks that could move the continents around the earth’s surface.
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The first bathysphere was devised by Otis Barton in 1928.[1][2] The vessel was designed by Captain John H. J. Butler, an engineer with Cox & Stevens, Inc., the firm that Barton hired in 1929 to construct his "diving tank".