From narwhal tusk insights to Norway’s ancient artifacts, discover how Arctic ice melt is reshaping landscapes and revealing historical treasures.

July 15 marks World Arctic Sea Ice Day, a campaign organized by Polar Bears International to raise awareness about the rapid loss of sea ice on our planet’s northern cap.

July 15 marks World Arctic Sea Ice Day, a campaign organized by Polar Bears International to raise awareness about the rapid loss of sea ice on our planet's northern cap.

The delayed sea ice breakup reflects a broader trend in the Arctic of accelerated ice loss caused by shifting weather patterns.

Instead, the Arctic Ocean appears to have been covered by seasonal sea ice—leaving open water and life-sustaining conditions even during the harshest periods of cold periods during the last ...

New research has, for the first time, tracked ice shelf, sea ice and ocean swell wave conditions over multiple years in the lead-up to three large-scale iceberg "calving" events in Antarctica ...

A new study on the structure of ice formed in space overturns a decades-long consensus in astronomy.