Visual observations have been a backbone of volcano research more than 2,000 years and remain fundamental to understanding ...

Many Hawaiʻi Island communities downwind from the eruptive vents in the southwest portion of Halemaʻumaʻu Crater inside the summit caldera of Kīlauea have been affected by tephra fall since the ...

Most webcams used by the USGS Hawaiian Volcano Observatory take a snapshot every few minutes to conserve bandwidth, but three webcams are currently “livestreaming” — meaning they transmit real-time ...

This latest activity, designated as Episode 42, is currently confined to the summit caldera within Hawaiʻi Volcanoes National Park. Ground sensors indicate that winds are blowing from the northeast, ...

Alaska’s Mount Spurr volcano continues to show signs of unrest, and that has led to an alert level increase in the city of ...

The U.S. Geological Survey’s Hawaiian Volcano Observatory said Episode 42 ended at about 11:38 p.m. Sunday after nine hours ...

Kilauea, the restless shield volcano on Hawaii’s Big Island, has been erupting in dramatic, repeating bursts since late 2024, with lava fountains and volcanic gas-and-ash plumes rising high above the ...

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

An Alaskan volcano that has been inactive for more than 100 years is showing signs of rumbling, according to scientists. However, there's a chance that the activity could be signs of a pending ...

Peak fountain heights were at 1,300 ft. for the south vent and 1,000 ft. for the north vent, with the plume reaching 35,000 ...

The bulge first appeared in 1996 and has now returned, but Yellowstone Volcano Observatory says there's no cause for alarm.

Philippine Institute of Volcanology and Seismology (DOST-Phivolcs) has recorded the largest pyroclastic density current (PDC) since January, causing heavy ashfall that has affected 32 barangays in ...