The sudden blast may come as a shock to many Americans after a mostly mild start to winter, but that warmth may be partly ...

Meteorologists warn that a stretched polar vortex could bring severe winter weather to much of the United States ...

About 230 million people will face temperatures of 20 degrees or colder and about 150 million likely will be hit by snow and ...

Rising Arctic temperatures and melting sea ice could be causing cold air to flow into the Northern Hemisphere. But not all ...

Water, salt, and heat all get mixed within eddies with important climate consequences, but the boundary of an eddy is hard to ...

The meteorologists said the polar vortex system is set up due north of Michigan over Canada's Hudson Bay. It's at least ...

Researchers have uncovered surprising evidence that the deep ocean’s carbon-fixing engine works very differently than long assumed. While ammonia-oxidizing archaea were thought to dominate carbon ...