Winter, which is warming faster than any other season for much of the US, seems to be making a comeback for the first time in ...

The polar vortex has taken on an unexpected pattern this winter - one that’s made part of the United States the most ...

The United States has been at the epicenter of the planet’s most unusually cold conditions early in 2025. The polar vortex is ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

The polar vortex’s icy grip on much of America has Arctic Greenland seeming like a toasty vacation spot by comparison ...

For most of January there was a lack of snow for cross country skiing, or else near zero temperatures and wind chill factors ...

Arctic cyclones may be accelerating sea ice loss by breaking ice into smaller pieces and driving upwelling of warm water. A study links these storms to rapid ice depletion and suggests that tropopause ...

The cause of this week's freezing cold is the polar vortex, a large area of low pressure, cold air around the Earth's poles.

A bitter blast of Arctic air is roaring south across the central U.S. Tuesday, bringing with it record cold temperatures and ...

The US faces severe cold weather, with the National Weather Service forecasting life-threatening conditions and ...

But at times some of the vortex can break off or move south, bringing unusually cold weather south and permitting warmer weather to creep up north.