For the first time in 49 days, people in northern Norway’s largest city might have needed a pair of sunglasses. Tromsø, ...

Scott L. Montgomery, University of Washington President-elect Donald Trump has sparked diplomatic controversy by suggesting ...

Op-ed Since President Donald Trump's historic reelection victory on November 5, 2024, world leaders and dominant businessmen ...

These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...

The polar vortex is always around. It is a channel of strong winds high up in the atmosphere that circles the poles. One over ...

The Arctic is heating up particularly fast as a result of global warming—with serious consequences. The widespread permafrost ...

Donald Trump's talk of grabbing Greenland has been the fodder of late-night comics. The jokes obscure the military ...

There are no stars in the sky for the same reason you don't see stars during the day on Earth, according to NASA: The bright ...

A lobe of the polar vortex will arrive in the United States this weekend, bringing the lowest temperatures in years and snow and ice to the East and Deep South.

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

While relatively warm temperatures prevailed today and yesterday, get ready to drip your faucets and freeze your tail off for the next few days. As the annoying radio ...