"We saw one, then we saw another one, then 20 of them. And they all were inside this building." Abandoned since 1992, the ...

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation ...

The first astronauts to enter a polar orbit chose the obvious animal to serve as their zero-g indicator: a plush polar bear.

There has, however, been a more worrying trend across the Arctic, he says: as the sea ice melts, polar bears are increasingly ... Western influence in the north has resulted in [throwaway ...

The Arctic polar vortex is a circle of strong, cold winds that picks up every winter over the North Pole. The vortex is always present , but it strengthens in the winter due to a redistribution of ...