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December 23, 2015 |
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How to Track Santa Claus this ChristmasLearn about the history of tracking Santa's Christmas travels and how to follow Santa using NORAD's app. |
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Map of Carbon Dioxide Levels Over a YearNASA's Orbiting Carbon Observatory-2, also known as OCO-2, was launched in 2014 and is a major source of information regarding the life cycle of carbon dioxide on Earth. Using |
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Terra Pericolosa and Terra IncognitaTerra pericolosa and terra incognita were terms used by Ancient Roman and Medieval cartographers to indicate either dangerous or uncharted areas on maps. |
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The Only Sea in the World Without a CoastFound in the middle of the Northern Atlantic Subtropical Gyre (a gyre is a large system of rotating ocean currents)near the Bermuda Islands, the Sargasso Sea is surrounded on all cardinal directions by ocean currents. The only sea on Earth without a land boundary, the Sargasso Sea is bounded to the west by the Gulf Stream; on the north, by the North Atlantic Current; on the … |
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Geo Book Pick: Great MapsGreat Maps takes a close look at the history of maps, from ancient maps such as medieval mappae mundi to Google Earth. Why do we put north at the top of maps? Which maps show us the way to Heaven, and which show the "land of no sunshine" or the land of "people with no bowels"? In Great Maps, author and historian Jerry Brotton tells the hidden story behind more than 60 of the most significant maps from around the world, picking out key features, stories, and techniques in rich visual detail to reveal the inner meaning buried within the landscape. |
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