Malaspina and the hidden rhythms of Earth’s glaciers

Today's Image of the Day from NASA Earth Observatory captures Malaspina Glacier, a massive river of ice in southeastern Alaska that stretches from the Saint Elias Mountains onto the coastal plain.  At first glance, the glacier seems frozen in place. But beneath this serene surface, the ice is constantly in motion, speeding up and slowing down with the changing seasons.  A new global study shows that glaciers worldwide behave in surprisingly diverse ways, revealing important clues about how these icy giants respond to...