Led by The Institute of Polar Sciences of the National Research Council of Italy (ISP-CNR), the scientists worked for more ...

The Bureau of Alcohol Tobacco and Firearms served a search warrant on quiet Bramblewood Drive in St. Peters Tuesday looking to solve a series of arsons 2,000 miles away. A neighbor recorded video of ...

Thousands of students experienced a third snow day in a row Wednesday, with the possibility of more as another winter weather ...

An area stretching from Texas to Tennessee is bracing for the expected arrival of freezing rain and snow, as some other parts ...

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.

The plunging polar vortex brought subfreezing temperatures Tuesday to some of the southernmost points of the U.S., ...

A ferocious wildfire in a Los Angeles suburb devoured buildings and sparked panicked evacuations Tuesday, as hurricane-force ...

The polar vortex of ultra-cold air usually spins around the North Pole, but it sometimes plunges southward into the U.S., Europe and Asia. Studies show that a fast-warming Arctic is partly to blame ...

A huge swathe of the US has been hit with ice, snow and wind as the polar vortex that dipped south over the weekend kept much ...

A major winter blast of snow, ice, high winds and plunging temperatures are stirring up dangerous conditions across the U.S.