Geologic mapping has been one of the most fundamental mandates of the U.S. Geological Survey (USGS) since its establishment ...

An undersea volcano off the southeastern coast of the Big Island of Hawaii has been rocked by a swarm of more than 70 ...

While there were several summit eruptions at Kilauea during the 60s ... Before the 1955 lower ERZ eruption, the last eruption on the ERZ had taken place near Makaopuhi Crater in 1923.

Weekend anchor, weekday reporter, Aging Well host, and fill-in assignment editor Diane Ako leaves journalism after Tuesday.

A fissure on the northwestern crater wall of Makauopuhi Crater on the East Rift Zone of Kīlauea sent lava cascading into the ...

The U.S. Geological Survey says it has detected an increase seismic activity around Kamaʻehuakanaloa. The underwater volcano ...

Thousands of Hawaii residents are coping with a shortage of inexpensive insurance in sprawling subdivisions built on Big Island generations ago in the two most hazardous lava zones ...