A new video from Japan’s maritime authorities captures an underwater volcano bursting through the sea surface in a violent ...

Studying tree rings helped scientists pinpoint when Mount Rainier last sent a lahar down its steep slopes, which could help ...

High over the island of Sicily, Mount Etna smolders as Europe’s most active volcano. Underneath its rough slopes, a network of magma chambers and fractures seethes in virtual quiet—until the earth ...

When massive volcanic eruptions occur, they inject millions of tons of sulfur dioxide into the stratosphere, where it forms sulfate aerosols that scatter incoming solar radiation and result in global ...

Earthquakes and volcanic activity are both common in Ethiopia. The country is located in a geologically active region, the East African Rift System. But it’s rare for earthquakes to directly trigger ...

“You have the potential for truly enormous eruptions, possibly up to 10,000 cubic kilometers erupted in a single event,” Leif ...

Since 2000, specialists at the National Museum of Natural History have produced the world’s foremost report on active volcanoes Sally Sennert Did you know that there are between 40 and 50 volcanoes ...