Imagine climbing the highest freestanding mountain in the world. A mountain that is home to rapidly disappearing forms of wildlife and spans lush rainforest as well as polar-like glaciers. A mountain ...

Scientists have long worked to find reliable prediction methods for volcanic eruptions. NOVA chronicles scientists' efforts in this area, focusing on one volcanologist's unique way of predicting ...

(This program is no longer available for online streaming.) April, 2010 the eruption of Iceland's Eyjafjallají¶kull volcano turned much of Europe into an ash-strewn no-fly zone, stranding millions of ...