Since late 2024, Klauea has unleashed 42 episodic fountaining events, each typically lasting a day or less, separated by recharging pauses like the recent 19-day lull after Episode 41.

Great Falls was rattled by a small earthquake on Thursday, February 12, 2026 - the fourth one in less than two weeks.

Seismologist says recent cluster of three earthquakes appears normal for Montana, with no indication of larger events coming ...

The U.S. Geological Survey’s Hawaiian Volcano Observatory website is currently offline, officials said Sunday. The outage appears to be part of a broader issue affecting U.S. Geological Survey public ...

Fluid inclusions in volcanoes are dominantly composed of carbon dioxide. At magmatic temperatures — 2,192 degrees — the density of the carbon dioxide strongly depends on pressure, which is influenced ...

When referred to as a gas, it means a volatile has transitioned into the vapor phase. The most common gases (or vapor phase volatiles) emitted at the surface are water (H2O), carbon dioxide (CO2), and ...

Episode 42 ended after 9 hours and 48 minutes with both the north and south vents active for most of the eruption. The ...

Add Yahoo as a preferred source to see more of our stories on Google. Lava spewed from Hawaii’s Kilauea volcano during the 41st eruption episode of the current active period on Saturday, January 24.

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week’s contribution is from Mark Stelten and Nicole Thomas, ...

Seeing a volcano with my own eyes is a total bucket list dream, but seeing a volcano that's experiencing active volcanic activity is an even crazier site. That's why Hawaii is moving up on my must-see ...

Add Yahoo as a preferred source to see more of our stories on Google. Kilauea volcano put on another amazing—if short-lived—show Saturday with the onset of Episode 41 in its current long-running ...

A gigantic bulge in the north rim of the Yellowstone caldera is the latest sign of volcanic activity in the national park. Geologists call this type of bulge “volcanic uplift.” It’s often caused by ...