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 eruption.

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

The volcano last erupted 13,000 years ago. But now, scientists suspect that the 'sleeping giant' might be waking up.

Park rangers are evacuating visitors from the Kīlauea Summit in Hawaiʻi Volcanoes National Park as it is temporarily closed due to hazardous amounts of volcanic rock, ash and glass particles falling ...

USGS issues highest alert as massive tephra impacts Hawaii, causing road closures and safety warnings. Stay informed!

Far out in the Atlantic Ocean, the Azores rise from the sea as a chain of volcanic islands. Beneath the waves, the volcanic rock creates a maze of cracks, overhangs, and swim-throughs. As divers ...

A volcanic eruption at national park triggered explosive rock storm & ash plume forcing emergency evacuations Scientists warn of continued seismic activity ...

One of Earth’s most active volcanoes, Kīlauea, has erupted again for the 43rd time in Hawai's Big Island. USGS reported the ...

(Reuters) - The latest bursts of molten rock, ash and toxic gas from Kilauea Volcano on the Big Island of Hawaii are part of an ever changing and still largely mysterious cycle of eruptions that have ...