To understand what Americans are experiencing with this winter blast, we need to look more than 20 miles above the surface of ...

This winter, the Northern Hemisphere has been suffering from extreme cold. In South Korea, an unusually prolonged cold wave ...

Global warming is a reality, and we're seeing it not only in the high summer temperatures but also in these weather cycles ...

Winter Storm Fern aftermath continues as the East Coast braces for a bomb cyclone and polar vortex, with heavy snow and ...

A strong polar vortex moved across North America not long ago. Temperatures around Niagara Falls plunged below −20°C, far colder than usual. The mist .

Since we are deep into Arctic air, the snow will be slowing down, for at least one week. As the somewhat warmer air shifts ...

Ice has built up on the Hudson River and nearby channels, disrupting ferry and boat traffic and forcing some trips to be ...

The Calgary Flames have suffered through their own polar vortex in January, with huge sections of the roster going ice-cold.

As wind speeds increase and temperatures plummet Thursday, meteorologists predict the wind chill will plunge across Ohio.

Jupiter and Saturn host strikingly different polar storms, despite being similar giant planets, and scientists have long wondered why. New simulations suggest the answer may lie deep below the clouds.