All content tagged volcano

VIDEO: Submarine Volcanoes and Hydrothermal Vents

black & white video of steam or hot and mineral-rich fluids from the seafloor coming from a hydrothermal vent

Recent scientific discoveries have revealed an underwater community of marine animals and other organisms that thrive in the dark depths of the ocean near hydrothermal vent

COLLECTIONS OBJECT: Igneous Rock Basalt

Igneous Rock Basalt

COLLECTIONS OBJECT: Igneous Rock Basalt

Igneous Rock Basalt

COLLECTIONS OBJECT: Weathered rhyolite ash and specular hematite

Weathered rhyolite ash and specular hematite

COLLECTIONS OBJECT: Igneous Rock Pahoehoe

Igneous Rock Pahoehoe

VIDEO: Volcano Geochemistry Webcast with Elizabeth Cottrell

Maggy Benson and geologist Dr. Elizabeth Cottrell at table with volcanic rocks and ash. Cottrell holding a seltzer water bottle

For Smithsonian geologist Elizabeth Cottrell, volcanoes are a window into the Earth's interior.

VIDEO: What Is Volcanic Ash, Anyway?

Brown tinted film shot of ash coming out of an erupting volcano. Dr. Elizabeth Cottrell is explaining volcanic ash is.

That's not smoke billowing skyward from many an erupting volcano, it's volcanic ash – and it's not like the ash in your fireplace.

COLLECTIONS OBJECT: Igneous Rock Basalt

Igneous Rock Basalt

COLLECTIONS OBJECT: Igneous Rock Basalt

Igneous Rock Basalt

COLLECTIONS OBJECT: Igneous Rock Basalt

Igneous Rock Basalt

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