A dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar ...

Although people from all over the country, of all ages and backgrounds, joined the People's March, one protester said no one ...

Trump's inauguration will be indoors because of cold weather forecasted. The last time one happened inside was President ...

People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...

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

People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...

The polar vortex brings some of the most frigid winter air to the U.S., and the recent storm offered a reminder of its power.

A recent study explains how warmer temperatures at the top of the planet destabilize the jet stream and allow colder air to ...

Schools as far south as El Paso, Texas, closed due to a polar vortex that has brought historically low temperatures and ...

NORFOLK, Va. (AP) — A developing winter storm threatens to drop snow, sleet and freezing rain on parts of Texas, Oklahoma and ...