Back in January, SFGATE was on the ground in the national park during a previous eruption episode that also rained tephra ...

Tephra is fragmented volcanic material — including ash, rock and strands of volcanic glass — blasted into the air during an ...

Fallout of the particles, as big as footballs, were reported at overlooks in the Hawai'i Volcanoes National park.

The eruptions at Kilauea prompted closures at a national park and part of a highway because of falling glassy volcanic fragments, including ash.

SHOCKING footage shows the moment a volcano erupted in the Philippines, sending an ash cloud shooting three miles into the ...

Kīlauea has erupted episodically within the summit caldera since Dec. 23, 2024. Episode 43 lava fountaining happened for just ...

A volcano on Atka Island in the Aleutians has been showing increasing signs of unrest over the past two weeks, and scientists say the uptick in activity is significant enough to warrant a closer watch ...

Authorities reported tephra fall—including ash, Pele’s hair, and larger fragments—across Hawaiʻi Volcanoes National Park.

Hawaii Island's Kilauea volcano erupted on March 10, spewing rock fragments and closing nearby highways.

THIS is the mesmerising moment lava pours off a cliff and into the ocean during a massive volcano eruption on a remote tropical island. Bright red streaks of molten rock were captured in stunning ...

It started as a go-for-broke experiment, but it wound up saving an ecosystem.

The Laacher See volcano in Germany has emitted a new deep signal, and scientists are analyzing changes beneath the surface ...