March 27 marks the anniversary of the onset of Mauna Loa’s dramatic 1868 eruption, when lava flows from the Southwest Rift ...

Our guide on how to prepare for a tsunami alert as this year's Tsunami Preparedness Week approaches on March 22–30.

The March 26 tsunami drill will be at 11 a.m. and is for Humboldt, Del Norte and Mendocino counties. The drill urges ...

JAKARTA, Indonesia (AP) — The Mount Lewotobi Laki Laki volcano in south-central Indonesia erupted three times into Friday, ...

The U.S. Virgin Islands took part in the annual Caribe Wave tsunami preparedness exercise Thursday, engaging residents and ...

An 3.7 magnitude earthquake was recorded near Borrego Springs Thursday morning, according to the U.S. Geological Survey ...

During serpentinization, awaruite (Ni₃Fe) forms as a secondary mineral when liberated nickel (Ni 2+) and iron (Fe 2+) from the olivine, pyroxene, and chromite minerals react with the abundant hydrogen ...

A minor, 3.9-magnitude earthquake struck in the San Francisco Bay Area on Monday, according to the United States Geological ...

From Napa to Santa Cruz, people felt the jolt of a 3.9 earthquake Monday. The epicenter was near Dublin on the Calaveras ...

New research from Victoria University of Wellington shows that low-cost, off the shelf seismometers can add great value to earthquake monitoring and even show promise as early detection devices.

China’s provocations of Taiwan using “gray zone” tactics and military exercises have intensified regional tensions and shown ...

The most recent risk assessment, outlined in maps published by the California Geological Survey, illustrate the devastation ...