For most of deep time, spreading ridges released more carbon than volcano chains, changing how we interpret Earth’s climate history.

Volcanoes erupt because hot, melted rock from deep inside the Earth finds a way to reach the surface. This melted rock is called magma, and it forms when parts of the Earth’s mantle become so hot that ...

Continued satellite monitoring can help track changes in real time. Scientists issue warning after discovering hundreds of volcanoes in unexpected location: 'Hidden beneath' first appeared on The Cool ...

This stunning astronaut photo shows the natural beauty of Japan's Aso Caldera — a giant crater-like bowl containing 17 different volcanoes, leftover from major eruptions spanning over 200,000 years.

Hot lava was caught on camera shooting more than 1,000 feet into the air.

Add Yahoo as a preferred source to see more of our stories on Google. When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ...

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The power of volcanoes to change Earth’s climate may not be as ancient as previously thought. Throughout our planet’s history, the climate has fluctuated between “icehouse” and “greenhouse” conditions ...

In the whole history of Earth's climate, few events are as extreme as those that geologists call "Snowball Earth." ...

More than a million giant skate eggs are discovered incubating in the heat of an underwater Pacific Ocean volcano.

A 2012 astronaut photo shows the striking beauty of Japan's Aso Caldera, a "supervolcanic" structure home to more than a dozen volcanoes and "hellish" hot springs. It was formed by several major ...

When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ever-present geological threat: volcanoes. While you might associate ...