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Developed one of the first atlases with a "conic" projection that accounted for latitude and longitude.
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He first determined the world’s circumference by using observations obtained while looking down a well on the summer solstice, when the sun is directly over head at the Tropic of Cancer.
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He sailed northward from Greece to Iceland in 325 BC and worked out a method for determining latitudes and using astronomical measurements proposed that tides were a product of lunar influences. He also measured the angle between the horizon and the North Star.
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Figured out that the moon controls the tides.
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He stablished a marine observatory to improve the Portuguese sailing endeavors and conquered one of the greatest trade problems -getting around the tip of Africa.
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He was the first explorer to lead an expedition around the world.
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He began calculating Longitudes and published his findings in the royal Society’s Philosophical transactions for 1767. He was also the first person known to cross the Atlantic circle.
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He was the first to refer to the Gulf Stream as a "river in the ocean". Developed the first map of the Gulf Stream.
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He wrote the first extensive and comprehensive book on oceanography to be published. Maury made many important new contributions to charting winds and ocean currents, including ocean lanes for passing ships at sea.
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In 1858, the first successful transatlantic cable was laid down.
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Conducted 492 deep sea soundings, 133 bottom dredges, 151 open water trawls, 263 serial water temperature observations, and discovered about 4,700 new species of marine life. This expedition was the first oceanographic cruise.
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He wrote the first scientific textbooks about currents in the Atlantic and Indian oceans during the late 18th and at the beginning of 19th century.
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SONAR is an acronym for "sound navigation and ranging". It is a technique that uses sound propagation to navigate, communicate with or detect other vessels.
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A bathysphere is a spherical metal diving vessel. In 1934, he made a record descent of 3,028 in this bathysphere and a total of 35 dives between 1930 and 1934.
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The mountain range under the Arctic was found in 1954 by the Arctic Institute of the USSR.
