The tiny ice inhabitants darken the glacier's surface, which can accelerate its melting. Glaciers are massive bodies of white ...

EL CALAFATE, Argentina (AP) — A creak, a thunderous roar, and then the plunge: Argentina’s Perito Moreno Glacier calves several times a day, as hundreds of visitors strain to see which side it ...

Many also embark on guided treks, donning crampons and helmets to explore the glacier’s rolling terrain and peer into centuries-old, deep blue crevasses. The Riverside Run in Greenwich for ...