Dangerously cold temperatures were descending into the U.S. as far south as Texas on Tuesday, breaking records in some areas.

When will it start snowing in Mississippi? Learn more about winter storm set to bring ice, deep cold snap to Mississippi. Be ...

Arctic air gripping the Plains has broken cold-weather records in North Dakota. The capital city of Bismarck dropped to minus ...

The latest winter storm is expected to affect the central Plains Tuesday before moving east into the Mid-Atlantic Wednesday, according to forecasters.

A polar vortex is expected to grip the Rockies and the northern Plains today as harsh weather moves west, bringing ...

The term “polar vortex” usually refers to the gigantic circular upper air weather pattern in the Arctic region. It is a normal pattern that is stronger in the winter and keeps some of the coldest ...

Harsh weather moved west on Monday as a polar vortex was expected to grip the Rockies and the northern Plains after winter ...

Different weather forces in the Arctic are combining to push the chilly air that usually stays near the North Pole not just into the United States, but also Europe.

A harrowing map from the National Weather Service revealed the exact date and time temperatures could plummet to -60 degrees ...

A new book explores how one biologist’s work at the North and South Poles changed the way he sees the world and our place in ...