Satellite images taken more than three decades apart show the disappearance of Iceland's Okjökull, the first glacier to be ...

The Mount Lewotobi Laki Laki volcano in south-central Indonesia erupted three times into Friday, sending an ash column 26,000 ...

Lava domes are rounded, steep-sided mounds built by magma that is highly resistant to flow, usually either dacite or rhyolite. Such magmas are typically too viscous to move far from the vent ...

Cinder cones are simple volcanoes that form where vents, or openings, spit out ash and lava. They can be cone- or oval-shaped, usually with a bowl-like crater at their summits. When a cinder cone ...

According To Chefs To make your onion volcano, follow the technique used by all the best hibachi restaurants in the U.S. Per chef Steve, start by peeling a dome-shaped onion and cut it in half.

Mount Spurr is an ice and snow-covered stratovolcano complex, meaning that it is a large, cone-shaped volcano formed by lava flows, pyroclastic deposits, mudflow deposits, and lava domes.