Volcano Watch” is a weekly article and Big Island volcanic activity update written by U.S. Geological Survey Hawaiian Volcano ...

A gigantic bulge in the north rim of the Yellowstone caldera is the latest sign of volcanic activity in the national park.

Kīlauea summit region has been remarkably quiet, from an earthquake standpoint, since the current eruption began on the night of Dec. 23, 2024. Since the end of episode 40 on the evening of Jan. 12, ...

Kilauea has been erupting episodically within the summit caldera since Dec. 23, 2024. Its USGS Volcano Alert level is WATCH.

Learn more about the past eruptions at Yellowstone National Park and how each new eruption displaced evidence of the past.

Add Yahoo as a preferred source to see more of our stories on Google. When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ...

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