When people think about volcanoes, they often picture places like Hawaii or Yellowstone—not Colorado. But did you know that ...

One of the most active volcanoes in the Philippines erupted Tuesday morning. There were no immediate reports of casualties in ...

Scientists have found previously undocumented ash deposits buried beneath the Lava Creek Tuff in Wyoming — and at least one ...

Researchers at Washington University in St. Louis have run new calculations, suggesting that Venus' outer crust could be experiencing convection—a process where heated material rises and cooler ...

The depths, longevity, and potential to generate silicic compositions of magma chambers are linked to crustal temperature, which varies across Mars and over its geological history.

When the Kīlauea Volcano erupted in May 2018, an enormous amount of ash was released into the atmosphere in a plume nearly ...

Because salt has been detected on Mars, it is likely that Martian mudflows are also salty, much like Earth’s mud volcanoes, ...

The area around Kanlaon Volcano in the Philippines was still under evacuation orders from an eruption in December​.

An explosive eruption occurred at the Kanlaon volcano in the Philippines on Tuesday morning local time, and dramatic video ...

Yellowstone volcanism has produced some of the youngest rocks in North America. This same region also features some of the ...

Venus may be far more geologically alive than anyone expected. New research suggests its outer crust could be churning with ...