An ice shelf in East Antarctica the size of Rome collapsed on March 15, the culmination of decades of an increasing warming trend seen at both of the planet’s poles. The collapse, announced in a tweet posted by Woods Hole Oceanographic Institute and NASA planetary scientist Catherine Walker, took scientists by surprise,read more

A team of researchers studying the dynamics of meltwater lakes that form on the surface of Greenland’s glaciers has discovered a previously-undiscovered source of heat that is melting the world’s largest island’s ice sheets from the bottom up: the sheer force of the meltwater draining to the bottom of theread more