New research shows Arctic winter sea ice loss has not stopped – it was temporarily hidden by natural variability.

As it clatters down a 300-foot ice hole, a small fragment of ice reverberates, producing a series of unusual sounds. First a clang, then the distinct pew of a cartoon gun, and finally a thumping heart ...

With the departure of the research vessel Polarstern from Punta Arenas (Chile) scheduled for this weekend, the "Summer Weddell Sea Outflow Study" (SWOS) international expedition will commence. Up to ...

The new year started with the familiar refrain of climate extremes, as scientists with the National Snow and Ice Data Center reported Jan. 3 that the sea ice around Antarctica dropped to its lowest ...