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

The eruption pattern is getting more predictable, but other aspects like ashfall, are not.

Hidden in the Pacific, two very different volcanoes are forcing scientists to rethink what counts as “biggest.” Tamu Massif, ...

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 ...

ONE of the world’s most dangerous volcanoes is showing unsettling new signs of activity. Scientists from the National ...

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

When the sixth-strongest earthquake ever recorded hit Russia’s Kamchatka Peninsula last week, it triggered tsunami warnings around the world as waves rippled across the Pacific as far as the U.S., ...

What may look like a single volcanic eruption is usually the visible outcome of far more complicated activity taking place underground. Beneath the surface, magma can migrate, cool, mix, and ...

"What makes the event even more extraordinary is that it did not involve a single volcano, but multiple active sources." ...

Due to a weird quirk of geology, New Mexico's Bandera Volcano Ice Cave never warms above 31 degrees Fahrenheit, even when ...