Volcanoes are rumbling as scientists monitor earthquakes at Washington's Mount Rainier and Alaska's Iliamna volcano.

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

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

Although researchers did predict the Axial Seamount would erupt in 2025, people on the Pacific coast shouldn't worry about its impact. Axial's eruptions are akin to the ones in Hawaii in which runny ...

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

Hawaii is known for its natural beauty, and at Volcanoes National park, you can have a one-of-a-kind camping experience in a ...

Mount Kilauea erupted to life Wednesday as one of the world's most active volcanoes makes headlines once again.

Essentially, gas pistoning is a shallow, degassing-driven rise and fall of a lava surface. Often these pistons occur in ...

Lava fountains reached up to approximately 1,200 feet, the USGS said.

If you’ve been following the ongoing episodic summit eruption of Kīlauea volcano on the Big Island, you might have seen the terms “gas piston” or “gas pistoning” show up in some of the Hawaiian ...