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Many readers know that the island of Hawai`i is made of five volcanoes—Kīlauea, Mauna Loa, Hualālai, Mauna Kea, and Kohala. 

Among the many tools earth scientists use, the measurement of gravity variations over the earth's surface is one of the most useful for studying...

One of the most striking aspects of a newly formed lava flow is its barren and sterile nature. The process of colonization of such flows by plants and...

In some regards, monitoring an active volcano is easy; the constant bustle keeps a watcher on his or her toes. But what if a volcano hasn't erupted in...

As we all know, there are no facts about the future. We cannot know for sure what will happen tomorrow, much less next year or 1,000 years from now...

What will the next eruption of Hualālai be like? The first step in answering that question is to find out what the last several eruptions were like...

Volcanoes, glacial deposits, and faults related to huge undersea landslides are three of the remarkable geologic features depicted on a colorful new U...

The Island of Hawai'i consists of five coalesced volcanoes, a submarine volcano that has already subsided below sea level, and another, Lō‘ihi...

The 15 volcanoes that comprise the eight principal Hawaiian Islands are the youngest in a linear chain of about 125 volcanoes that stretches for about...

For several weeks we have been fielding calls from anxious people in Kona asking about an imminent eruption of Hualālai Volcano.