American Samoa is a United States territory which comprises the easternmost islands of a volcanic island chain formed by the Samoan hotspot in the South Pacific Ocean. Its small islands are the tops ...

The Laacher See volcano last erupted around 13,000 years ago. Now, deep below the Eifel, scientists are reporting signs it ...

A cluster of earthquakes rattled the seafloor south of the Island of Hawaiʻi in August 2026, drawing scientific attention to ...

Located on the island of Sicily, in Italy, Mount Etna is one of the world's most active volcanoes. Documentation of its many eruptions stretches back as far as 2,700 years ago, with the most recent ...

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Mount Etna has long puzzled geologists because it doesn't fit any of the three classic ways volcanoes are thought to form. A new study suggests it may instead be fueled by ancient pockets of magma ...

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 ...

In contrast, when a new eruptive fissure formed in the southwest wall of Halema‘uma‘u during episode 30 on Aug. 6, 2025, earthquakes were tightly clustered along the path that magma made to the ...

The BBC is reporting today on a study published in Earth and Planetary Science Letters that attempts to establish a connection between large earthquakes and subsequent volcanic eruptions. The study is ...

Scientists have uncovered a long-missing piece of the volcanic puzzle: rising magma doesn’t just form explosive gas bubbles when pressure drops—it can do so simply by being sheared and “kneaded” ...

A Caribbean volcano responsible for one of the deadliest eruptions in history has shown a spike in seismic activity, sparking concerns that it could potentially blow again. Situated on the Caribbean ...

Krasheninnikov imaged from space in November 2025. (NASA Earth Observatory) For nearly five centuries, the Krasheninnikov ...