Even in a warming climate, brutal cold snaps still hammer parts of the U.S., and a new study uncovers why. High above the ...

The condition of the polar vortex influences everyday weather around the globe. Scientist issue warning about concerning ...

Despite a warming climate, bone-chilling winter cold can grip parts of the U.S. In a study appearing in Science Advances, ...

Stratospheric polar vortex changes still trigger brutal U.S. winter cold snaps and extreme weather despite a warming climate.

Three factors are combining to increase the likelihood of a weaker polar vortex this winter, the website reports. And a ...

Blasts of Arctic air are poised to bring below-average temperatures to much of the central and eastern U.S. throughout the first half of January. Here's what to expect and how to prepare.

Sailing in winter above the Arctic Circle isn’t for the faint of heart. This expedition heads north through freezing waters to one of the most extreme destinations on the planet—the world’s ...

For several months in winter, the Arctic is in perpetual darkness, or polar night. "It's really a black and white world, where you see some gray shades of things.

News; Weather; Winter sea ice in the Arctic just hit a record low March 28, 2025 Updated Fri., March 28, 2025 at 6:53 p.m. A polar bear swims in icy water near Svalbard, Norway, at the convergence ...

An arctic air mass settled over New York City and much of the country Sunday evening, bringing a deep freeze and the chance of more snow than the city has seen in three years.