News

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...

Hawai‘i ISLAND, Hawai‘i – The current status of Hawai‘i Island's active volcanoes and how they are monitored will be the topic of a Volcano Awareness...

HAWAI‘I ISLAND, Hawai‘i — The U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) recorded a magnitude-4.5 earthquake located beneath the...

Hawai‘i is the quintessential "hotspot." The geologic definition of a "hotspot" is that region of the Earth beneath an area that has experienced high...

We often hear the term "IQ" (intelligence quotient)—but how would you rate your "VAQ" (volcano awareness quotient)? In other words, how well do you...

Mauna Kea, a dormant volcano in the post-shield stage, last erupted about 4,500 years ago. Its oldest exposed lavas are about 250,000 years old.

A new geologic map of the State of Hawai`i became publicly available this week. The publication is free online as U.S. Geological Survey Open-File...

The U.S. Geological Survey recently made available the digital geologic map for the Island of Hawai`i. Compiled by Frank Trusdell of the Hawaiian...

The Big Island of Hawai‘i is made up of five volcanoes, Kohala, Mauna Kea, Hualālai, Mauna Loa, and Kīlauea.

Cats have been our pets and rat-catchers since the dawn of civilization. Many of us grew up with cats or now keep them (including the authors of this...