The Batagaika crater in eastern Siberia, half a mile wide and growing, is the largest of many across the Arctic. As permafrost laced with buried ice thaws, the ground collapses, forming craters or ...

An Arctic air mass kept its grip on much of the central and eastern U.S. on Friday, plunging temperatures to record lows as snow blanketed central Colorado and the Pacific Northwest braced for an ...

Arctic Exploration During the summers of 2018, 2019 and 2021, scientists at the German Aerospace Center (Berlin, Germany) and Potsdam University (Potsdam, Germany) deployed the MACS Polar 18 to ...

An aerial view of ice along the Grand Haven South Pier at Grand Haven State Park in Grand Haven, Mich. on Thursday, Jan. 23, 2025. The lakeshore had several days in a row with wind chills in the ...