A severe winter storm that brought freezing rain, sleet and snow to a large part of the U.S. was intensified by the polar ...

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

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

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

To understand what Americans are experiencing with this winter blast, we need to look more than 20 miles above the surface of ...

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

They call it simply A-23A, a designation that cleverly hides what the object really is: one of the largest and longest-lived icebergs to have ever been tracked by the human race. One that has now ...

New satellite images of what was once the largest iceberg in the world show warning signs of its imminent demise, revealing extensive pools of aquamarine blue water melting on its surface. NASA’s ...

Once a towering giant of Antarctic ice, Iceberg A-23A is now riddled with pools of vivid blue meltwater as it drifts through the South Atlantic. Scientists say these watery blues are a sign that one ...

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 ...