Volcanoes offer breath-taking views and thrilling adventures. Explore Iceland’s Thrihnukagigur magma chamber, Costa Rica’s ...

Learn more about this new hydrothermal feature that could be connected to one from Yellowstone’s past.

Six small, short-lived lava flows erupted at Kilaueaʻs Halemaʻumaʻu crater between midnight and 6 a.m. on Wednesday, March 19 ...

Hawai’i Volcanoes National Park saw first signs of activity at around midnight when seven small, short-lived lava flows ...

Lava spatters inside and flows down the side of the north vent inside Halemaʻumaʻu Crater at the summit of Kīlauea volcano on ...

Magnitude-3.4 at 12:46 a.m. March 11 at 10 miles southeast of Pāhala and depth of 20 miles. Magnitude-3.4 at 4:08 p.m. March ...

A new column of steam has emerged in Yellowstone, adding to the park’s dynamic landscape. While the volcano shows no eruption ...

Volcano House overlooks the Kīlauea Crater, increasing guests' chances of witnessing an eruption.

The Geological Agency raises the activity level of Mount Lewotobi Laki-Laki following increased volcanic activity in recent ...

While the likelihood of Mount Spurr erupting soon has increased, it's not yet clear if the Yukon will be affected.

Today, Yellowstone remains a place of low volcanic risk. Sure, there are sometimes small explosions stoked by hot water and steam. But it's mostly thermal pools and awesome geysers, reminding us of ...

Hydrothermal mining to produce electricity is taking place on Hawaii's Big Island and one company that's been around for 30 ...