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

A rare satellite image shows Mayon volcano’s 2026 eruption in the Philippines, combining natural color and infrared to reveal ...

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

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

Kilauea, an active volcano on the island of Hawai'i, erupted on March 10, sending over 1,000 feet of lava into the air The ...

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

Kīlauea’s 2026 eruption shows increased lava fountains and ash spread, with volcanic plumes affecting communities up to 50 miles away. Learn how episodes drive the activity.

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

Hawaii's Kīlauea volcano eruption sent lava 1,000 feet into the air and forced officials to close parts of the national park.

Helgi Hjorleifsson, a firefighter, is a leader in a national experiment to steer rivers of lava away from important sites.

The James Webb Space Telescope reveals active volcanoes on Io in unprecedented detail thanks to an innovative technique.

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