Mount Etna has long puzzled geologists because it doesn't fit any of the three classic ways volcanoes are thought to form. A ...

One of the most active regions in the world is the Pacific Ring of Fire. According to the USGS, this region is where the ...

Researchers studying ancient rocks from Western Australia's Pilbara Craton found evidence that water was moving deep into ...

Deep-sea drilling ships, sea-floor sensors and repurposed Internet cables are helping scientists to study the last unmapped ...

Volcano Watch is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory scientists ...

Scientists directly observed a massive underwater volcanic eruption that created new oceanic crust, offering rare insight ...

Hawaii Island residents may have felt shaking recently from large, deep earthquakes. Deep earthquakes like this have been ...

Major clues to the origins of our planet—and life itself—are locked inside some three billion-year-old volcanic rocks from ...

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

Mount Etna in Italy is one of the most well-studied volcanoes in the world. It has been erupting for thousands of years, and scientists have been observing it closely for decades.

Geologists studying some of the planet’s oldest volcanic rocks have uncovered new evidence that water was playing a major ...

In the 45°C heat of the midday April sun, I swing my sledgehammer into the terracotta-varnished lobes of pillow basalt ...