A rare "daughter polar vortex" is set to plunge millions of Americans into freezing temperatures as a prolonged period of ...

Parts of Mississippi can expect freezing temperatures, lows in the teens in the coming week. Know how to prep your home, ...

Under the sea ice during the Arctic’s pitch-black polar night, cells power photosynthesis on the lowest light levels ever ...

Polar air masses from Siberia are forecast to ... Temperatures may be as low as minus-20 to minus-30 in parts of Idaho, Utah, Montana, Wyoming, Colorado, the Dakotas, Minnesota, Wisconsin and ...

Abnormal weather events and severe winter storms could be caused by a disrupted polar vortex. Find out here how the polar ...

A cutoff low over the southwest that could've stopped the Arctic air from moving in is being modeled way out into the Pacific at this point, which would allow the Polar low to flex and push the ...

Maps show what to expect as the cold front arrives. The polar vortex is a large area of cold air and low pressure that normally spins over the North and South Poles. During the winter months and ...

Georgia has officially seen snow. But as the next cold front arrives, will the state see more? Here's what you need to know.

The polar vortex is a large area of low pressure and cold air that always exists in the Earth’s polar areas. The polar vortex typically stays above the Earth’s surface, in the atmosphere ...