Recent forecasts suggest some Americans might be getting a much-needed break from the freezing temperatures that have gripped ...

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

The polar vortex has led to freezing temperatures, snowfall, and hazardous road conditions across large regions of the South, ...

The images, captured on January 6 by the Moderate Resolution Imaging Spectroradiometer (MODIS) instrument on NASA’s Aqua ...

Frigid air that normally stays in the Arctic has escaped, plunging deep into the United States for an extended visit that is expected to provoke teeth-chattering but not be record-shattering.

Since his first term in office, Trump has expressed interest in acquiring Greenland, which is a semiautonomous territory of ...

Matthew Livelsberger's ChatGPT searches showed he was looking for information on explosive targets, ammunition speeds and ...

Much of the U.S. is being blasted by ice, snow and wind, as the polar vortex that dipped south over the weekend is ...

The state’s electric grid operator issued a weather watch until Friday but says it doesn’t expect power disruptions as demand ...

Road conditions are beginning to deteriorate in the central U.S. as a mixture of snow, ice and plunging temperatures arrived.

A powerful polar vortex is set to grip much of the United States next week, as seen on a map, with meteorologists predicting plunging temperatures and widespread disruptions.