Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout ...

During winter the North Pole is tilted away from the sun receiving ... resulting in extreme weather conditions further south.

Several days with temperatures of 10-20 degrees below the historical average could be dangerous to plants and ruin outdoor ...

South of the Arctic’s polar vortex is the jet stream, a river of west to east air that flows five to nine miles above ground, and helps keep the pole’s cold air confined to the Arctic.

the chilly winds expand beyond its circular North Pole region and extend as far south as Florida. The rising warm air from the lower atmosphere weakens the polar vortex, allowing it to spread more ...

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation shows the vortex also moved away from the Arctic towards Europe.

As far south as Huntsville ... will play a role in next week's cold snap. The polar vortex is a gigantic, circular area of cold air high up in the atmosphere that typically spins over the North Pole ...

A major disruption to the Arctic polar vortex has bumped the ring of wind that circles the North Pole off its perch and towards Europe, a new animation shows. The migration could trigger colder ...

As far south as Huntsville ... week's cold snap. The polar vortex is a gigantic, circular area of cold air high up in the atmosphere that typically spins over the North Pole (as its name suggests).