"Greenland is the world’s largest island. ... On most maps, Greenland looks enormous. That’s just a distortion caused by ...

Authorities, and other experts say that by following some common-sense rules, many of those problems can be reduced or avoided altogether.

Meltwater is scrambling chemical signals in mountain glaciers, pushing scientists to store fragile ice cores in Antarctica.

Scientists have long opposed polar geoengineering. Some now believe it will be necessary.

Scientists have devised the most detailed map to date of the terrain hidden below the vast ice sheet blanketing Antarctica, uncovering an exuberant landscape of mountains, canyons, valleys and plains ...