In more than 100 locations, the cold could lead to record low temperatures, with a similar number of record cold high ...

Arctic air gripping the Plains has broken cold-weather records in North Dakota. The capital city of Bismarck dropped to minus ...

Some of the coldest temperatures are expected in Montana, and avalanche warnings have been issued in Utah, Colorado and Washington.

A harrowing map from the National Weather Service revealed the exact date and time temperatures could plummet to -60 degrees ...

A new book explores how one biologist’s work at the North and South Poles changed the way he sees the world and our place in ...