A rare glimpse into the wintry conditions of the Mars north polar vortex has shown that temperatures inside the vortex are far colder than outside, and that the permanent darkness that winter brings ...

It's already a lot to endure frigid winter conditions, but what happens when we get an unwelcome visit from an even colder spell of air like a polar vortex? "A polar vortex is simply that: a vortex ...

Summer may end on a cooler note for parts of the U.S., with meteorologists suggesting that a weakened polar vortex could ...

Weather analysts are divided over the polar vortex’s influence on weather and what that means for the rest of this year’s winter. The polar vortex is an area of low pressure and cold air that ...

The polar vortex is stirring up, bringing the earliest hints that the seasons are changing. When will Wisconsin see its first freeze?

The polar vortex is stirring up, bringing the earliest hints that the seasons are changing. What does that mean for Vermont?

Read full article: Texas lawmakers differ on how to handle truancy problem Before you complain about grocery prices again, check out this Sam’s Club membership deal This Sam’s Club membership deal ...

The polar vortex can't be felt in the United States or anywhere on Earth. Brutally cold temperatures are heading to the Midwest and Northeast this week -- but don't mistake this for a polar vortex ...

A rare glimpse into the wintry conditions of Mars’s north polar vortex has shown that temperatures inside the vortex are far colder than outside, and ...