Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...

Americans have been warned to brace for more winter storms as Arctic winds are set to dump more ice and snow amid freezing temperatures.

The polar vortex is within the stratosphere. Because of the lack of sunlight, both the Earth's poles have substantially ...

The polar vortex can be a powerful source of winter weather, but it's not the only cause of severe cold and snow in regions better known for warmth and sunshine. The Gulf Coast states are still ...

These conditions are all thanks to a familiar sounding occurrence: the polar vortex, a large area of low pressure and cold air that surrounds the Earth's poles. The "vortex" is the ...

What is a polar vortex, exactly? The National Weather Service defines it as “a large area of low pressure and cold air surrounding both of the Earth’s poles.” North Texas braced for one ...

Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...