Hawaii’s Mount Kilauea is erupting yet again. The volcano is one of the world's most active, and has been erupting on and off ...

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 ...

According to the USGS Hawaiian Volcano Observatory (HVO), dome fountains and lava overflows began at the Halema'uma'u crater shortly after 4:00 a.m. Hawaii Standard Time ...

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 ...

Essentially, gas pistoning is a shallow, degassing-driven rise and fall of a lava surface. Often these pistons occur in narrow conduits — although they can happen in larger lava lakes and even in lava ...

Volcanoes across the country are beginning to wake up and erupt, and no one has a good explanation for why it's happening. Should you be worried?

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.

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 ...