As Earth warms at a record rate, winters are shorter and milder and there is less snow globally, creating clear challenges ...

The polar vortex, the crippling North Pole hurricane that is turning boiling water turn into snow and wreaking havoc with air-travel across the nation, is also threatening oil production and hydraulic ...

The polar vortex is shifting in ways that could unleash extreme cold, violent storms, and unstable weather patterns across ...

It’s really, really cold again — as the US shivers through at least the eighth blast of air from the Arctic this winter. Winter, which is warming faster than any other season for much of the US, seems ...

University lecturer Isaac Held and his colleagues published a letter in "Science"on Feb. 14 arguing that the recent extreme cold temperatures experienced in the Northeast were not due to human-induced ...

Editor's note: CNN’s Laura Paddison contributed to this report. (CNN) — It’s really, really cold again — as the US shivers through at least the eighth blast of air from the Arctic this winter. Winter, ...