volcano

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References & Edit History Related Topics

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Mount St. Helens volcano

How volcanoes work, explained by a volcanologist

Mount Fuji, Japan.

volcanism and plate tectonics

volcanoes and thermal fields

What it's like to visit an active volcano

Mount St. Helens eruption.

Types of volcanic eruptions explained

For Students

volcano summary

volcano: Related Content

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Last Updated: Jul 17, 2025

News •

Volcano erupts in Iceland spewing wall of lava: See video, photos • July 16, 2025, 9:49 AM ET (USA Today)

Volcanoes in multiple states have been rumbling. What's going on? • July 13, 2025, 8:50 AM ET (USA Today)

Indonesia's Mount Lewotobi Laki Laki volcano erupts and sends searing-hot ash miles high • July 7, 2025, 10:14 AM ET (AP)

Photos and Videos

Mount St. Helens volcano

Mount Fuji, Japan.

volcanism and plate tectonics

volcanoes and thermal fields

Mount St. Helens eruption.

major types of volcanic eruptions

How volcanoes work, explained by a volcanologist

What it's like to visit an active volcano

Types of volcanic eruptions explained

Behold magma eruptions from Earth's core ushering lava rivers down Kilauea in Hawaii

How and where does magma form on Earth?

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Topics

volcanic arc crater row submarine volcano subduction volcano rift volcano hot-spot volcano somma volcano shield volcano complex volcano volcanic chain cave meteorite crater tectonic basins and rift valleys continental shelf fault aseismic ridge karst magma geyser volcanic dome

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Key People

Sir William Hamilton

British diplomat

Walter Herman Bucher

American geologist

Day, Arthur L.

Arthur L. Day

American geophysicist

Hawaiian volcanic crater, Hawaii

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Taj Mahal, Agra, India. UNESCO World Heritage Site (minarets; Muslim, architecture; Islamic architecture; marble; mausoleum)

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