A polar vortex dipping down from Siberia will bring a cold front with frigid temperatures to nearly 300 million Americans.

seen from North and South America. Did you experience the ... with a second partial solar eclipse visible from the Southern Hemisphere. Taking place the day before the southward equinox, the ...

It is located in the Northern Hemisphere. The north of the continent is within the Arctic Circle and the Tropic of Cancer passes through the south of North America. The largest country in North ...

Identifying the seven continents, five oceans, the Equator, the Northern and Southern Hemisphere and the North and South Pole. and The Arctic Ocean. I orbit around the sun. Not that fast!