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He was the first person to use the word "geography" and invented the discipline of geography as we understand it.
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He made a voyage of exploration to northwestern Europe at about 325 BC. He travelled around and visited a considerable part of Great Britain.
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Established a marine observatory and knew how to get around the tip of Africa.
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The cape of good was finally rounded.
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Found new route to africa from india
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circumnavigated the globe
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Discovering suface currents and therefor published the first map of the gulf stream.
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Discovered Hawaiian group and determined the outline of the worlds largest ocean and the first person known to cross the atlantic circle.
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messured a map of the of ocean
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Started to write papers on natural selection and origin of the species
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established uniform methods of making nautical and meterolrological observations at sea.
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is a technique that uses sound propagation to navigate, communicate with or detect other vessels.
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is a spherical deep-sea submersible which is unpowered and is lowered into the ocean on a cable.
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firt nigga to discover Greenland
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Ptolemy was the author of several scientific treatises.
