Arctic warms at more than twice global rate in hottest year on record - Warming and freshening of Arctic waters can weaken ...

Parts of Michigan are on track for some of the coldest air so far this season, with temperatures dropping sharply late Thursday into Friday as an Arctic blast moves in.

Although the Trump administration has taken steps to scuttle or downplay other reports about climate change, this one struck ...

Temperatures in the Arctic continue to follow a long-term warming trend, according to the National Oceanic and Atmospheric ...

We should prepare for a dramatic temperature swing Thursday into Friday, with a flash freeze likely as temperatures plummet ...

For the past 20 years, NOAA’s Arctic Report Card has documented changes in the region, which continues to warm faster than the rest of the globe.

This year's Arctic Report Card from the National Oceanic and Atmospheric Administration finds that the northernmost part of ...

The Arctic landscape is changing at an unprecedented rate. In addition to rising temperatures, climate change is causing ...

The Arctic has changed dramatically in the past 20 years, a new report shows, as temperatures skyrocket and ice rapidly melts ...

An arctic air blast swept south from Canada, spreading into the northern United States. Meanwhile, residents of the Pacific ...

Another brutally cold weekend is on the way as a piece of the Polar vortex dips out of the Arctic Circle, sending frigid air ...

With the polar vortex catching all the buzz in recent weeks, federal forecasters say our old friend La Niña is still a major ...