In a new study, researchers explained that less is known about the topography beneath the ice of Antarctica than any other ...

In the coming weeks, cold air will continue for parts of the U.S. thanks to the influence of the polar vortex.

A major polar vortex is about to hit the US and could bring weeks of frigid temperatures for millions, with even a chance of ...

The polar vortex is bringing bitter cold and snow to NJ this weekend. Here's the weather forecast, from timing to how much ...

Here’s the wind chill chart. Notice the four shadings, indicating how long it will take for frostbite. When we get to wind ...

A significant portion of the U.S. is experiencing below-average temperatures due to a disrupted polar vortex, affecting over ...

Scientists have discovered there is more to Antarctica than meets the eye. A new map of the landscape beneath the frozen ...

A fresh blast of Arctic air is poised to spill across a wide swath of the United States, and the latest polar vortex map ...

Michigan is set for several days of frigid temperatures and heavy lake-effect snow as Arctic air continues its slow march across the eastern U.S.

The displaced polar vortex will bring prolonged periods of cold to the eastern portion of the Lower 48 through the end of ...

Major cities across the Northeast and Midwest are facing temperatures 10-20 degrees below average, according to forecasters.

Another polar vortex is expected to bring subzero temperatures that will affect more than 40 million Americans in the coming ...