The polar vortex is acting weird and the US is paying the price this winter
Winter, which is warming faster than any other season for much of the US, seems to be making a comeback for the first time in ...
Alaska Dispatch News41m
Why much of the U.S. has had Earth’s most unusually cold air this winter
The polar vortex has taken on an unexpected pattern this winter - one that’s made part of the United States the most ...
Millions face 'extreme cold' warnings as arctic blast grips central and eastern U.S. — but a warmup is on the way
An arctic air mass continued to grip much of the central and eastern United States Friday, bringing dangerously cold ...