Ancient volcanoes in the Arctic may have trapped Earth in repeated "Snowball Earth" freezes for 56 million years.

Methana volcano looked dead for more than 100,000 years, yet magma kept building below ground. By dating tiny crystals, ...

Taftan volcano in southeastern Iran rose 3.5 inches over 10 months, signaling that it is waking up after 700,000 years of ...

Stephen Smith is a managing editor for CBSNews.com based in New York. A Washington, D.C. native, Steve was previously an editorial producer for the Washington Post, and has also worked in Los Angeles, ...

Shiveluch, one of the largest and most explosive volcanoes on Russia’s Kamchatka Peninsula, hurled ash roughly 25,000 feet ...

Add Yahoo as a preferred source to see more of our stories on Google. A submersible, which travels to the seafloor to collect rock and microbe samples, is lifted by the arm of a research vessel. James ...

Volcanoes are Earth’s geologic architects. They’ve created more than 80 percent of our planet’s surface, laying the foundation that has allowed life to thrive. Their explosive force crafts mountains ...

Klyuchevskoy volcano in eastern Russia began erupting shortly after a powerful 8.8 magnitude earthquake and several aftershocks shook the same area. "A descent of hot lava is observed on the western ...

Over millions of years, the Earth’s upper layers have performed a dance that has created mountains, volcanoes, continents, ridges and ocean trenches. Tectonic plates play a key role in this process.

Earth’s core is apparently a bit leakier than scientists expected. In a new study published in Nature, researchers describe evidence that traces of precious metals from Earth’s metallic core, ...

Fresh satellite images reveal volcanic heat melting snow around Russia's relentless Shiveluch volcano on the Kamchatka Peninsula.