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

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 ...

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

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

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

Large lava fountains erupted from the north and south vents Jan. 24 within Halemaʻumaʻu Crater — reaching heights of at least 1,475 feet — during Episode 41 of the ongoing episodic eruption at Kīlauea ...

While the chance for an eruption is extremely low, the supervolcano is still likely to blame. A 2025 study from the United ...

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

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

Advanced modeling has revealed an Australia-shaped magnetic anomaly beneath the country's Northern Territory that holds ...

Valentine Geyser in the Norris Geyser Basin in Yellowstone National Park unexpectedly sprang to life again with 13 documented ...

Pink boulders led scientists to a massive granite formation buried under Antarctica’s ice, solving a decades-old geological ...