Many Hawaiʻi Island communities downwind from the eruptive vents in the southwest portion of Halemaʻumaʻu Crater inside the ...

The western U.S. is a geologists' dream, home to the Rocky Mountains, the Grand Canyon, active volcanoes and striking sandstone arches. But one landform simply doesn't make sense.

Kilauea has been erupting episodically within the summit caldera since Dec. 23, 2024. Its USGS Volcano Alert level is WATCH.

The continent-sized blobs are much hotter than the lower mantle, creating a significant temperature gradient in the rocky ...

A study on tectonic plates that converge on the Tibetan Plateau has shown that Earth's fault lines are far weaker and the ...

New seismic imaging shows magma lingering beneath quiet Cascade volcanoes, shaping how scientists monitor and plan for eruptions.

A new exhibition at the High Desert Museum is set to captivate visitors with the wonders of volcanoes. "Under Pressure: A Volcanic Exploration" opens on February 7, 2026, offering an immersive journey ...

This map shows the tephra fall associated with episode 41 of Kilauea’s episodic summit eruption, on Jan. 24. Tephra is a ...

A 4.2 magnitude earthquake struck near Great Falls on Thursday, briefly rattling residents and raising questions about why earthquakes occur in the region.

Volcano Watch” is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory ...

Mass extinction events throughout Earth’s history are characterized as significant disruptions to life on the planet. There ...

Large lava fountains erupted from the north and south vents Jan. 24 within Halemaʻumaʻu Crater — reaching heights of at least ...