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

The 1980 eruption cycle made Mount St. Helens one of the most famous volcanoes in the Cascades. But it is far from the only ...

One of the world's most active volcanoes, Kilauea, has spewed lava fountains of 260 feet above Hawaii. Hawaiian Volcano Observatory said in its most recent update that the eruption "has stabilized ...

In the case of USGS Hawaiian Volcano Observatory geologic mapping on the Island of Hawaii, the primary map units of interest are volcanic vents (such as fissures and scoria cones) and their ...

However, there is still much uncertainty about the volcanic activity. The National Park gave an update on the closures as the earthquakes continue. A map from the USGS shows where the earthquakes ...

Italy's Mount Etna, Europe's tallest volcano, erupted Monday, sending ash and rock into the air. We show you where.

The map is an update to a version released ... for shaking based on observations from recent volcanic eruptions and seismic unrest, the USGS statement said. "Earthquakes are difficult to forecast ...

The color-coded map – the USGS' first to include all 50 states ... quake because of observations geologists made after recent volcanic eruptions and seismic unrest on the islands, the ...