Meteorologists warn that a stretched polar vortex could bring severe winter weather to much of the United States.

Beneath Antarctica’s Ross Ice Shelf is a hidden ocean – a vast, dark cavity roughly twice the volume of the North Sea.

Bad weather has postponed attempts to set up camp on the Thwaites Glacier. So researchers got onto the sea ice and met a ...

A huge crowd gathered in downtown despite plunging wind chills.

New Antarctica map reveals a landscape of hidden valleys and channels beneath ice, improving sea-level rise and ice flow ...

With the Arctic sea ice maintaining its trend of declining, average extent since the 1980s, there is another side to the story with a unique, slightly more positive statistic. The Arctic sea ice ...

Greenland, which has been prominently in the news in recent days, hosts a vast ice sheet. If it melts, it will become one of ...

Sea-level rise changes coastlines, putting homes at risk, as Summer Haven, Fla., has seen. Aerial Views/E+/Getty Images When polar ice sheets melt, the effects ripple across the world. The melting ice ...

Sea-level rise changes coastlines, putting homes at risk, as Summer Haven, Fla., has seen. Aerial Views/E+/Getty Images Shaina Sadai, Five College Consortium and Ambarish Karmalkar, University of ...