Carbon dioxide, not water, triggers explosive basaltic volcanoes

Geoscientists have long thought that water—along with shallow magma stored in Earth's crust—drives volcanoes to erupt. Now, thanks to newly developed research tools at Cornell, scientists have learned that gaseous carbon ...

NASA Goes Inside a Volcano, Monitors Activity

(PhysOrg.com) -- Scientists have placed high-tech "spiders" inside and around the mouth of Mount St. Helens, one of the most active volcanoes in the United States. Networks such as these could one day be used to respond rapidly ...

Global tsunamis driven by underwater volcanic eruptions

In 1883, there was a volcanic eruption so large it killed tens of thousands of people. It expelled so much ash that, for a time, it changed the colors of sunsets and the palette with which impressionist artists painted. In ...

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