For much of 2025, an underwater volcano off the Oregon coast was treated as a geological ticking clock, with forecasts suggesting it could erupt at almost any moment. Instead, the year is ending ...

(CNN) — Here's some background information about volcanoes, mountains that open downward to a reservoir of molten rock. Facts: More than 80% of the Earth's surface, both above and below sea level, is ...

Deadliest volcanic eruption: The 1815 eruption of Mount Tambora in Indonesia, which killed up to 100,000 people From lava fountains to towering ash clouds, volcanoes produce some of the most dramatic ...

Sessions are scheduled for Jan. 14 and 21 at Pāhala and Nāʻālehu public libraries, respectively. Come to the Kahuku Unit of ...

Volcano Alert Level: Watch. Kīlauea has erupted episodically since Dec. 23, 2024, within the summit caldera located within ...

The Hawaiian Volcano Observatory is part of the U.S. Geological Survey, the science agency of the U.S. Department of Interior. Our job is to obtain and share science-based information about the ...

Drones can do more than capture high-flying footage, and researchers recently put the unmanned vehicles to work studying a volcano as it erupted. During a research trip to Guatemala, a team of ...

The National Volcano Early Warning and Monitoring System, or NVEWS, was first authorized by congress in 2019 to be established within the United States Geological Survey. NVEWS serves as a critical ...

1. During the past 4,000 years, Mount St. Helens has erupted more frequently than any other volcano in the Cascade Range. 2. Most of Mount St. Helens is younger than 3,000 years old (younger than the ...

Lava is molten rock from a volcano that reaches the Earth’s surface. Liquid rock below the Earth’s surface is referred to as magma. More than 50% of the world’s active volcanoes above sea level ...

Here’s a look at volcanoes, mountains that open downward to a reservoir of molten rock. More than 80% of the Earth’s surface, both above and below sea level, is of volcanic origin. Lava is molten rock ...