Mount Spurr, whose volcanic ash darkened Anchorage’s skies in 1953 and 1992, may be building toward another eruption.

Discover interesting facts about how big earthquakes can get, why earthquakes happen, and why they're so hard to predict.

At least twice in the last few thousand years, Mount Churchill's ice-covered caldera has spewed ash that reached as far as ...

One would think that a volcano was not the most hospitable place for living organisms. However, the Borealis Mud Volcano, at ...

From fiber to fashion, discover surprising facts about raspberries!