
About Volcanoes | U.S. Geological Survey
Volcanoes are openings, or vents where lava, tephra (small rocks), and steam erupt onto the Earth's surface. Volcanic eruptions can last days, months, or even years.
Volcanoes in multiple states have been rumbling. What's going on?
Jul 13, 2025 · Volcanoes are rumbling as scientists monitor earthquakes at Washington's Mount Rainier and Alaska's Iliamna volcano.
Which Volcanoes are Erupting? - List & map of Active ...
Nov 16, 2025 · Which volcanoes are erupting? - List & map of active volcanoes erupting at present
Volcano | Definition, Types, & Facts | Britannica
Nov 26, 2025 · 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 …
VolcanoDiscovery: Volcanoes Worldwide - News, Info, Photos ...
Overview of our website: 1) Info about all active volcanoes in the world; 2) Volcano photos; 3) Earthquake information; 4) Tours and expeditions to active volcanoes, walking and study holidays in …
Volcanoes and Volcanic Eruptions - Facts and Information
What is a Volcano? A volcano is a vent in Earth's surface where magma, gas, and ash escape. The name is also used for cones of erupted material at the vent. Volcanoes are found on many planets …
Global Volcanism Program | Current Eruptions
Jul 7, 2018 · There are 44 volcanoes with continuing eruptions as of the Stop Dates provided, and as reported through 19 September 2025. Although detailed statistics are not kept on daily activity, …