Fallout of the particles, as big as footballs, were reported at overlooks in the Hawai'i Volcanoes National park.

Geologic mapping has been one of the most fundamental mandates of the U.S. Geological Survey (USGS) since its establishment in 1879. Congress created the USGS to “classify the public lands and examine ...

Hawaii's Kilauea volcano, one of the most active in the world, is erupting again, prompting a volcano watch alert in surrounding areas, according to officials. The eruption is occurring within a ...

Tūtū Pele couldn't let the incoming Kona storm system have all the fun, as Kīlauea began lava fountaining at approximately 9:17 a.m. on March 10.

The Volcano Observatory Notice to Aviation (VONA) is a notification product used by volcano observatories globally to inform ...

USGS released its most detailed national geologic map, offering layered views of geology beneath the Earth’s surface across the lower 48 states. The Cooperative National Geologic Map integrates data ...