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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...

Humans seem to have a limited ability to remember disasters. Some researchers who study disaster preparedness and risk mitigation speculate that...

Seventy-six years ago—on October 8, 1934—a 33-day-long eruption in Halema‘uma‘u Crater came to an end. This eruption began after almost three years of...

"Volcano Watch is a weekly article and activity update written by scientists at the U.S. Geological Survey's Hawaiian Volcano Observatory." These...

For the last several years, scientists at the Hawaiian Volcano Observatory (HVO) have made use of a satellite-monitoring method called InSAR, which...

Disaster movie fans may remember the 2000 film "The Perfect Storm," in which economic hardship drives a fishing boat to risk a late-season expedition...

How long is the warning between the first rumblings of a volcano and its eruption? This haunting question was raised anew with the eruption of the...

There's a new volcanology book available from a Hawai‘i-based volcanologist, the first in almost 40 years.

Like other volcano observatories, HVO devotes most of its resources to volcano monitoring, using time-tested methods that have been found to deliver...

Anyone looking at a map of the Pacific cannot help but be astounded by the feat of the first Polynesian navigators to these isolated islands of Hawai...