The Polar Vortex is expected to be impacted by a Sudden Stratosphere Warming, bringing cold air to the eastern US.

"A significant Arctic outbreak" is expected this weekend, forecasters say, bringing with it "bitterly cold temperatures." ...

Track everything from current conditions, forecast timing and potential impacts from the winter storm and latest arctic blast here.

A powerful storm will develop off the Southeast coast this weekend amid brutal cold. This bomb cyclone will bring snow and strong winds to parts of the East Coast as it moves north.

Deaths and power outages were reported across numerous states due to a monster storm across much of the country.

The National Weather Service has warned that the system could bring “crippling to locally catastrophic” impacts, particularly ...

According to the National Weather Service, “Long Island, the NYC Metro, and NE NJ are expected to see 8-12” total, but this may be in the form of 6-9” of snow and 1-2” of sleet.” Inland, 12 to 15 ...

A major winter storm is set to spread heavy snow and damaging ice across a large portion of the United States over the coming days. Dangerously cold temperatures will only worsen the storm and ...

The Hubble Space Telescope has made multiple observations of exoplanet WASP-121 b, also known as Tylos. The extreme temperature changes the massive 'hot Jupiter'-type planet may make it rain iron at ...

President Trump is again floating the idea of annexing Greenland, the semiautonomous Arctic island that is a territory of Denmark. Greenland's location between North America and Russia gives it ...