A decade ago, southern sea ice suddenly and dramatically declined. Scientists say the culprit was a 'very violent release' of ...

Sea ice is not just solid frozen water. It's riddled with tiny pockets and channels of liquid brine. Whether those pockets ...

Hidden pathways inside sea ice control how it melts and supports life, and those pathways are now changing as the climate ...

Arctic sea ice levels are crucial to Earth's climate because, without the ice reflecting sunlight, more heat energy goes into the oceans.

Antarctic sea ice decline in 2015 was caused by weakening ocean stratification and strong storms that mixed warm deep water ...

The International Union for Conservation of Nature has officially declared the emperor penguin endangered. The species' ...

The sea beneath Arctic and Antarctic ice holds many secrets. These scientists are trying to find them - The Arctic is warming four times faster than the rest of the planet ...

The North Pole’s sea ice has reached its lowest level for the winter season as increasing temperatures break records across the continents, according to the National Snow and Ice Data Center (NSIDC), ...

WASHINGTON — Vital Arctic sea ice shrank to tie its lowest measured level for the winter, the season when ice grows, as a warming Earth shattered records across the continents. Arctic sea ice levels, ...

It’s just past the end of the long Arctic winter, when sea ice reaches its maximum extent before the long period of daylight slowly melts the ice away over the next six months. We carefully measure ...

The emperor penguin has been reclassified from near threatened to endangered on the IUCN Red List after satellite data showed ...