According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need ...

A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...

Traveling over our heads at hypersonic speeds beyond Mach 7, lies the future of spy plane technology. It can be anywhere in the world in one hour, enter any country unnoticed, and be out before their ...

Snow and winds are likely to trigger flight cancellations and cause headaches for people traveling to DC for Inauguration Day.

Environment Canada is warning Toronto residents as the polar vortex approaches this weekend, bringing the coldest ...

the Great Lakes and the interior Northeast in below-zero temperatures. States in the polar vortex path include Maine, Vermont, New Hampshire, New York, Pennsylvania, West Virginia, Ohio ...

MINNEAPOLIS, Minnesota — Our entire region is under an Extreme Cold Weather Warning until 12 p.m. Tuesday; wind chills could fall as low as -45 degrees. This Arctic blast is thanks to a polar vortex.

Nearly 300M Americans face an arctic blast with sub-zero wind chills, heavy snow, and record-low temperatures ahead ...

This blast of frozen temperatures is tied to a polar vortex... but what is that? Air spins around the notoriously cold North and South Poles. When the air is spinning fast, it's stable, but when it is ...

An urgent warning has been issued for 235 million Americans as a 'life-threatening' polar vortex will drop ... the Gulf Coast to New England, the Great Lakes and the Midwest.

Jan. 18: A polar vortex is set to impact much of the ... the strong cold front will bring rain and snow showers in the Great Lakes and dangerously cold wind chills in the Deep South.

A polar vortex is slated ... After descending over the Rockies and Great Plains, forecasters said the arctic air will plunge onto the Deep South and Great Lakes by Saturday night before ...