The eruptions at Kilauea prompted closures at a national park and part of a highway because of falling glassy volcanic fragments, including ash.

A new detection method called “Jerk” could dramatically improve how scientists forecast volcanic eruptions. By using a single broadband seismometer, the system can detect extremely subtle ground ...

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

A new NASA satellite image has captured a rare view of an erupting volcano, revealing its bright red lava flow as seen from space.

Hawaii's Kīlauea volcano eruption sent lava 1,000 feet into the air and forced officials to close parts of the national park.

Authorities reported tephra fall—including ash, Pele’s hair, and larger fragments—across Hawaiʻi Volcanoes National Park.

Helgi Hjorleifsson, a firefighter, is a leader in a national experiment to steer rivers of lava away from important sites.

An underwater volcano off the coast of Oregon is gearing up for an eruption, according to volcanologists who are monitoring for activity. The Axial Seamount-- an underwater volcano located about 300 ...

Guatemala is in a state of emergency. The eruption of “Volcán de Fuego” (Volcano of Fire), located less than 30 miles away from Guatemala City, has killed at least 99 people and left nearly 200 more ...