Volcano - Wikipedia
The most common perception of a volcano is of a conical mountain, spewing lava and poisonous gases from a crater at its summit; however, this describes just one of the many types of volcano. The …
Volcano | Definition, Types, & Facts | Britannica
3 days ago · Volcano, vent in the crust of Earth or another planet or satellite, from which issue eruptions of molten rock, hot rock fragments, and hot gases. The term volcano can also refer to the landform …
About Volcanoes | U.S. Geological Survey - USGS.gov
Molten rock below the surface of the Earth that rises in volcanic vents is known as magma, but after it erupts from a volcano it is called lava. Magma is made of molten rock, crystals, and dissolved …
Multiple hikers killed, others rescued after volcano erupts in ...
1 day ago · A volcanic eruption killed three people and triggered a rescue operation to get more than a dozen hikers stranded near the crater of Indonesia’s Mount Dukono to safety on Friday morning ...
Which volcanoes are erupting? - List & map of active volcanoes …
Aug 18, 2011 · List & map of currently active volcanoes. Try our free app!
Anatomy of a Volcano - U.S. National Park Service
Jul 5, 2023 · Volcanoes are both the vents where molten rock material and volcanic gases are erupted from within Earth’s interior, and the cones and mountains built up around those vents. But beyond …
Global Volcanism Program | Current Eruptions
The Smithsonian / USGS Weekly Volcanic Activity Report (WVAR) for the week ending on 6 May 2026 includes the 18 volcanoes shown below marked "Yes" in the WVAR column (rollover for report). The …
Three dead after volcano erupts on Indonesian island
1 day ago · Three people hiking on Indonesia's Mount Dukono have died after the volcano erupted on Friday morning. Videos and pictures of the eruption show the volcano, located on North Maluku …
Volcano facts and information | National Geographic
Jul 10, 2025 · Volcanoes are Earth’s geologic architects. They’ve created more than 80 percent of our planet’s surface, laying the foundation that has allowed life to thrive. Their explosive force crafts...
Volcano erupts in Indonesia, killing at least 3 hikers, police say - MSN
14 hours ago · Three hikers in an off-limits area died in an eruption of Indonesia's Mount Dukono volcano, police said.