The U.S. Geological Survey describes lavanado as a wind vortex within the caldera, a large depression formed by the collapse of a volcano's central part after an eruption. The video of the ...

The caldera of the volcano on land is just under a kilometre ... the mud most likely originates from the Eocene–Miocene Maykop formation, a rapidly deposited marine sequence that was ...

The caldera has a high threat potential regarding activity and records. New research reveals why this volcano is shaking and rising. A new report by the California Institute of Technology (CIT) ...

Not all mountains in the Yellowstone region are volcanic in origin. The Wind River Range, southeast of Yellowstone National ...

Scientists observing the Hellenic Volcanic Arc, a geological formation spanning from southern ... line in the northern section of Santorini’s caldera. While the current activity is described ...

Russia's Shiveluch volcano has erupted following a 7.0-magnitude ... The summit is truncated by a broad 9km-wide caldera breached to the south, with numerous lava domes on the outer flanks.

Those unable to make the trip to Hawaii can still see the magnificent volcano in action through USGS web cameras, which currently show gas and lava spewing from the caldera.

Yellowstone and Hawaiʻi. These systems a well known for producing large volumes of magma through time and leaving chains of volcanic features in their wake, although they do so in very different ways.

Kilauea volcano on Hawaii's Big Island began erupting ... which is part of the much larger Kilauea caldera at Hawaii Volcanoes National Park. Kilauea sits along the southeastern shore of the ...