An extended stretch of brutal cold is on the way courtesy of an arctic outbreak. These frigid temperatures are expected to remain in place across the eastern half of the country for at least the next ...

Arctic air holds grip through Wednesday. Temperatures will get a bit colder with wind chills remaining as cold as -25 through ...

Erin Davis/Axios VisualsA powerful Arctic outbreak tied in part to the polar vortex is set to send temperatures by next week ...

Meanwhile, the eastern half of the US has also been told to brace for bitterly cold temperatures that will linger over the course of next week, as waves of Arctic air surge as far south as the ...

The polar vortex, ultra-cold air spinning like a top 15 to 30 miles high ... month published a study that attributed these cold outbreaks partly to changes from an Arctic that’s warming four times ...