Volcanic eruptive activity may take many forms, from gently erupting basaltic fissures in Hawaii to intense explosive eruptions like those of Mount St. Helens. Volcano observatory scientists are ...

In Hawaiian mythology, a fearsome goddess created the islands. If she’s near by you might find Pele's hair, but what are ...

New research from North Carolina State University finds that major volcanic activity on the planet Mercury most likely ended about 3.5 billion years ago. hese findings add insight into the geological ...

How do volcanoes work? What happens beneath their surface? What causes the vibrations—known as tremor—that occur when magma or gases move upward through a volcano's conduits? Professor Dr. Miriam ...

Researchers at Mainz University identified volcanic tremors caused by the movement of magma. What really happens inside a ...

Understanding the explosive behaviour of volcanoes and the way magma rises through their conduit is one of the main challenges for volcanologists and could help with forecasting eruptions. Several ...

The Mount St. Helens eruption anniversary prompts investigation into the California earthquakes: eruption history, threat levels.

Understanding how volcano activity may change over time is particularly important as climate change continues to have direct and indirect effects on how volcanoes behave. "Sea level rise, glacial ...

MOSCOW, Idaho - A study led by the University of Idaho has uncovered the first evidence of a volcanic spatter cone on Mars. According to a press release from the University of Idaho, Ian Flynn, a ...