A polar vortex is a stream of cold air that normally spins around the North Pole ... Arctic air across parts of North America ...

His world view, it turns out, comes directly from Gerardus Mercator, whose cartographic projection on the surface of his landmark map ... Arctic Ocean, to be the first to fly to the North Pole ...

We use imaginary lines to help locate where a place is in the world. the Arctic Circle (the North Pole) the Antarctic Circle (the South Pole) the Tropic of Cancer the Tropic of Capricorn and the ...

Earlier, head of the national hydro-meteorology service, Roshydromet, Igor Shumakov, said it would be more reasonable to have the North Pole stay in the Arctic for another year than to have it ...