News

This week, we continue our series of Volcano Watch articles on volcano monitoring with a discussion of seismic techniques.

Aerial view down into the vent in Halema‘uma‘u and photos of Pu‘u ‘Ō‘ō, the spatter cone, and the fuming opening.

HAWAI‘I ISLAND, Hawai‘i — The public is invited to learn more about volcanic gases and vog (volcanic air pollution) in a free presentation on Jan. 27...

HAWAI‘I ISLAND, Hawai‘i — Hawai‘i Island residents and visitors are invited to join a scientist guided walk through a stark volcanic landscape of...

As part of Volcano Awareness Month (January 2011), the Hawaiian Volcano Observatory is devoting this month's Volcano Watch column to a discussion of...

Photos of the Pu‘u ‘Ō‘ō crater and the erupting spatter cone; the Ki ocean entry; the active lava lake at Halema‘uma‘u; and videos showing spattering...

HAWAI‘I ISLAND, Hawai‘i — Have you ever wondered how scientists track the movement of magma (molten rock) within Kīlauea, Mauna Loa, and other active...

HAWAI‘I ISLAND, Hawai‘i — Mauna Loa's past eruptions and current status is the topic of a free presentation at Pu‘uhōnua o Hōnaunau National...

In recognition of Volcano Awareness Month (January 2011), this column is exploring the different techniques used by Hawaiian Volcano Observatory (HVO)...

The Kīlauea Photo and Video Chronology features photographs and videos from field investigations plus webcam imagery of notable events. The Jan. 6...