Deep beneath Kīlauea’s summit, a new pattern of shaking is rippling through the rock, replacing the dramatic lava fountains ...

Studying tree rings helped scientists pinpoint when Mount Rainier last sent a lahar down its steep slopes, which could help ...

The trip was a chance to show off new technologies developed in the Boise State lab. What Mock did not know at the outset of ...

Studying tree rings helped scientists pinpoint when Mount Rainier last sent a lahar down its steep slopes, which could help ...

In the predawn darkness, a team of scientists climbs the slope of Mexico's Popocatépetl volcano, one of the world's most active and whose eruption could affect millions of people. Its mission: figure ...

Scientists start to solve mystery of what’s inside Mexico’s ‘majestic’ giant volcano - Most of the world’s volcanoes that pose a risk to humans already have detailed maps of their interiors, but not P ...

Volcanic eruptions usually affect land and oceans. In rare cases, they reach much higher, altering the atmosphere itself. When that happens, temperatures shift, air chemistry changes, and global air ...

That morning, lava fountains spewed from a line of fissures at the base of the summit caldera. Declared episode one, the event was only a prelude to a series of dramatic eruptions at Kīlauea in ...

On Dec. 23, 2024, a unique eruption began in Kilauea’s Halema‘uma‘u crater, with a style of activity not seen for nearly 40 years. The eruption, characterized by high lava-fountaining episodes, has ...

An Electron lifts off Dec. 21 carrying a radar imaging satellite for Japanese company iQPS. Credit: Rocket Lab WASHINGTON — Rocket Lab successfully launched a Japanese radar imaging satellite Dec. 21 ...