Senior Scientist, National Snow and Ice Data Center (NSIDC), Cooperative Institute for Research in Environmental Sciences (CIRES), University of Colorado Boulder Matthew L. Druckenmiller receives ...

The Arctic has experienced its hottest year since records began, a US science agency announced Tuesday, as climate change triggers cascading impacts from melting glaciers and sea ice to greening ...

The Arctic is a dramatically different place than it was 20 years ago, when scientists first began giving it an annual checkup—and its current state is dire. The first Arctic Report Card was released ...

A yearly checkup on the region documents a warmer, rainier Arctic and 200 Alaskan rivers “rusting” as melting tundra leaches minerals from the soil into waterways. By Eric Niiler Reporting from the ...

Another surge of frigid air is headed for the Eastern U.S., and it could usher in the coldest temperatures of the season, reaching as far south as Alabama. “As far as the cold in mid-December, my ...

In 2006, when the US National Oceanic and Atmospheric Administration, or NOAA, released the first-ever Arctic Report Card, scientists already knew the top of the world was in trouble. It’s now much ...

Hundreds of Arctic rivers and streams are turning bright red-orange, not from chemical pollution, but from naturally occurring iron spilling from long-frozen ground as temperatures warm. The "rusting ...

The Arctic last season was the hottest it has been in the past 125 years. The extent of sea ice during its usual maximum in March was the lowest in 47 years of satellite recordkeeping. The North ...

Arctic blast brings coldest day of the season Sunday with falling temperatures and dangerous wind chills across north Georgia. Wind chills could reach teens in metro Atlanta and single digits or lower ...

More than 91 million Americans are facing cold weather alerts as a blast of Arctic air overtakes much of the country on Dec. 13. From Montana all the way through northern Florida, cold weather ...

Cold temperatures and winter storm systems continue to sweep across the United States. A blast of Arctic air will bring temperatures 10 to 20 degrees Fahrenheit below average to all regions east of ...

OVER the past months, top US and Russian officials reportedly held a series of hush-hush meetings. The two sides have apparently agreed that in exchange for peace in Ukraine, American companies would ...