Learn more about glacial periods in Yellowstone National Park and how they may be connected with hydrothermal activity.

Two weeks ago, the Philippine Institute of Volcanology and Seismology recorded three distinct, short-lived explosions in less than five minutes at Taal Volcano. The eruption sent a column of ash and ...

Seismic waves have revealed that the oceanic plate beneath the Ontong Java Plateau was dramatically transformed by the ...

Taal Volcano in the Philippines recorded its fourth phreatomagmatic eruption this month, sending a 450‑metre plume into the sky. Phivolcs warns that despite Alert Level 1, sudden eruptions, ashfall, ...

Add Yahoo as a preferred source to see more of our stories on Google. A recent earthquake swarm at Mount Rainier in Washington state, along with increased volcanic activity in Alaska, Oregon, and ...

Moderate volcanic eruptions and extreme wildfires since 2005 have led to an increase in the amount of water vapor in the ...

Volcano Watch” is a weekly column and volcano/earthquake activity update written by U.S. Geological Survey Hawaiian Volcano ...

The Moon has long been treated as a geologically dead world, a frozen relic that finished erupting billions of years ago. A wave of new data is now challenging that assumption, pointing instead to a ...

Mount Etna has begun new effusive activity in the Valle del Leone, with a lava flow at an altitude of 3.000 meters. The National Institute of Geophysics and Volcanology is monitoring the situation.

LUCENA CITY — The Philippine Institute of Volcanology and Seismology (Phivolcs) reported on Monday, July 6, an increase in seismic activity at Taal Volcano in Batangas over the past 24 hours. In its ...

Located on the Atlantic coast, the Giant's Causeway is one of the most popular natural landmarks in Northern Ireland. Jennifer Boyer via Flickr under CC BY 2.0 As the legend goes, an Irish giant ...