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 ...

A red-hot lava flow two miles long has been attracting crowds to the slopes of Mount Etna on the island of Sicily, Italy.

MEEKER | Barone Middle School’s sixth graders have been studying volcanoes in science. This group embraced our annual project ...

If you can stay longer, climb Cinder Cone, an outstanding example of the results of volcanism, and, if you have the stamina for a more demanding trek, try Lassen Peak. Four types of volcanoes ...

The Athabasca Valles system offers key insights into the history of water on the Red Planet, and its volcanic features such as crater-like rootless cones hint at brief episodes in Mars' past when ...

This magma surges through the surface of the earth, then solidifies, resulting over time in a classic volcano cone. —Lexi Krock Note: Some of the text in this feature is adapted from materials ...

The striking Kawah Ijen volcano in Indonesia is known for emitting what appears to be blue lava as soon as the sun sets.

Sometimes, it takes a monumental event to spur Congress into establishing a national park. Such a significant event, or ...

Axial Seamount is a shield volcano, which means it's shaped like a shield rather than a steep-sided cone volcano. Its caldera at the top is a few miles wide and long, and about 300 feet deep.