The USGS Hawaiian Volcano Observatory spearheads Volcano Awareness Month each January on the Island of Hawaii. This year, in ...

Poised some 300 miles off the coast of Oregon, one mile beneath the sea, yet rising 3,600 feet high, and spanning 1.2 miles ...

Yellowstone's magma system shows new activity, with the northeast sector possibly hosting future volcanic activity.

Volcanoes aren’t just a thing of the past—several U.S. states still have active, erupting peaks! From Hawaii’s lava flows to ...

"This is the most powerful volcanic event ever recorded on the most volcanic world in our solar system — so that's really saying something." ...

Magma build-up activity in the region of a huge underwater volcano named the Axial Seamount just 300 miles off the US coast ...

Loki Patera is 202 kilometres (126 mi) in diameter, covers 20,000 sq km (7,700 sq mi), and was the largest volcanic feature found on Io until these new observations revealed the hot spot in the south ...

A seismic survey challenges the long-standing belief that only active volcanoes have large magma bodies sitting beneath them.

Increased volcanic activity in Greece’s famed tourist hotspot of Santorini has prompted the country’s civil protection minister to call a meeting with local and disaster response officials. In an ...

Scientists are predicting that a mile-deep volcano off the U.S. West Coast will erupt this year. The Axial Seamount, an ...

Looking at the Cascade Range in the US, geologists found large amounts of magma lurking beneath even long-dormant volcanoes.

NASA’s Juno mission found Io’s biggest volcanic eruption ever. The explosion was stronger than all Earth’s power plants ...