The so-called earthquake swarm at Mount Rainier dwindled Friday but has surpassed the last large event at the volcano in 2009 ...

Kilauea Volcano’s lastest episode of the ongoing eruption ended abruptly at 1:20 p.m. Wendesday, July 9, after 9 continuous hours of lava fountains soaring as much as 1,200 feet high.

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

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

These five U.S. states sit near supervolcanoes that could one day erupt, with scientists monitoring these areas for signs of ...

Puna community members are invited this weekend to the next activation of Revitalize Puna — a community-driven initiative to ...

Jaw-dropping footage captured a rare scene at Hawaii's Kīlauea volcano on the morning of July 9: a dust devil spinning beside ...

The U.S. Geological Survey Cascades Volcano Observatory said the swarm began early Tuesday at the 14,410-foot volcano near ...

More than 300 earthquakes have erupted at Washington's Mount Rainier this week, the largest earthquake swarm at the volcano ...

New research from the Chilean Patagonia has identified a link between glacial retreat and underground volcanic activity ...