Climbing Cinder Cone is a steep, slow slog but worth every step. Waiting at the top of the 6,907-foot volcano are a sense of accomplishment and amazing views. A trail circles the rim, providing ...

Video shows dangerously close footage of the very active Klyuchevskoy volcano in Siberia. A group of climbers braved the active volcano and captured mesmerizing video of a new cinder core. Cinder ...

A snowy cinder cone on Mount Lassen in Northern California, where University of Oregon researchers collected samples for their study on magma formation. They determined that the water cycle plays a ...

What sets volcanoes apart from other mountains is the manner in which they form. Volcanic eruptions are fueled by heat released from magma, a mixture of molten rock, suspended minerals, and dissolved ...

Volcanic cones are among the simplest volcano formations. They are built by fragments (called ejecta) thrown up (ejected) from a volcanic vent, piling up around the vent in the shape of a cone with a ...

Video shows dangerously close footage of the very active Klyuchevskoy volcano in Siberia. A group of climbers braved the active volcano and captured mesmerizing video of a new cinder core. Cinder ...