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 ...

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 ...

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

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 ...

The oceans just keep getting hotter. According to new research from dozens of international scientists published in Advances in Atmospheric Sciences early on Friday, the world’s oceans stored more ...

Don't be fooled by the string of uneventful weather — the polar vortex is rebooting and will take another swing, or several, at the greater Philadelphia region, leading to a turbulent weather pattern ...