The USGS Hawaiian Volcano Observatory relies heavily on Global Positioning System data to monitor volcanic activity in Hawaii ...

Federal scientists are pushing back against viral claims that “mega eruptions” could strike within days, even as they quietly prepare for the possibility that any restless volcano can change behavior ...

Kilauea’s ongoing summit eruption entered its 51st episode Wednesday morning as lava fountains returned to Halemaʻumaʻu ...

The 51st eruption of the Mount Kilauea Volcano is underway in Hawaii as it produces large plumes of smoke and gushing lava.

USGS Hawaiian Volcano Observatory staff are often asked, “Will lava erupted during the ongoing Kilauea summit eruption in ...

Sometime between today and 200 years from now, scientists say “the big one” will hit the United States. There is danger lurking on the sea floor off the Pacific Northwest’s coast: After centuries of ...

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

View of Mount Rainier from Pinnacle Peak trail in Mount Rainier National Park, Washington State, USA. (Photo by Wolfgang Kaehler/LightRocket via Getty Images) USGS Volcanoes, a USGS social media ...

Ever wonder what it would look like to be engulfed in a lava fountain as you choke on volcanic ash and burn to death? No? Well, you’re wondering now, aren’t you? Don’t worry, what you’re about to see ...