Volcano Watch

For decades, the State of Hawaii has been trying to reduce our dependence on fossil fuels. Energy from Hawai‘i geothermal resources is but one of...

Hawai‘i's eruptions over the past several decades have been relatively benign, being characterized mostly by persistent lava lake activity or lava...

Erupting volcanoes are obviously noisy places, but there are sounds that we do not hear as well. Infrasound is an acoustic wave with a frequency that...

In the past half-million years, Mauna Kea has supported an ice cap at least four times. These glaciations occur when the climate is cold and wet, when...

Residents of Hawai‘i are no strangers to earthquakes. Those of us on the Big Island, especially, are used to feeling several earthquakes every year...

As the Memorial Day weekend arrives, many Hawai‘i residents will head for the beach. Others might use the long break to visit family and friends or go...

The enormous explosive eruption of Novarupta, a new volcano on the Alaska Peninsula, in 1912 is exceptional for many reasons. It created the famous...

When Nevado del Ruiz volcano, Colombia, began showing signs of restless activity in December 1984 after more than a century of quiet, a formal volcano...

During 2012, HVO's Centennial Year, it's useful to recognize the careers of those scientists from whose work we have learned much. One such individual...

Adventurous tourists have an opportunity this summer for an experience reminiscent of the classic book and movie "Journey to the Center of the Earth"...