A seismologist from Seattle discussed recent volcanic activity across the United States. Here's what you should know.

The volcano last erupted in 2015, producing 450-foot-thick lava flows, but because of its remote location, it is not a threat ...

Lava in Hawaii, seismic shaking in Alaska and underwater rumblings near Oregon. Scientists say it’s not the end of the world, ...

Hawaiian Volcano Observatory field engineers on July 10, 2025, visited monitoring stations downwind of the Kīlauea summit ...

Fast forward to 2025, and there have been only three eruptions of Mauna Loa in the past 75 years since 1950: 1975, 1984, and ...

A volcanic eruption in southwest Iceland has prompted evacuations, including at nearby tourist sites like the Blue Lagoon.

An Alaskan volcano that has been inactive for more than 100 years is showing signs of rumbling, according to scientists.

Hawaii's Kīlauea Volcano shows intense activity with lava fountains up to 1,000 feet. The USGS notes "numerous episodes of dual lava fountains since the eruption began." ...

One of the most famous mountains in Washington, Mount Rainier, has been rumbling over the last day due to the amplified ...