Most webcams used by the USGS Hawaiian Volcano Observatory take a snapshot every few minutes to conserve bandwidth, but three webcams are currently “livestreaming” — meaning they transmit real-time ...

HAWAII — The Kīlauea volcano on Hawaii’s Big Island stopped erupting on Sunday after flowing for almost 10 hours. At its highest, the fountain of lava soared 1,300 feet in the air from the south vent, ...

Visual observations have been a backbone of volcano research more than 2,000 years and remain fundamental to understanding ...

Mount Spurr, located roughly 75 miles from Anchorage, Alaska, may erupt in coming weeks, experts say.

In volcanoes, fluid inclusions are dominantly composed of CO 2. At magmatic temperatures (1200˚ C or 2192˚ F), the density of the CO 2 strongly depends on pressure, which is influenced by the depth of ...

The U.S. Geological Survey has selected Dr. Ken Hon as the new Scientist-in-Charge at the USGS Hawaiian Volcano Observatory in Hilo, Hawaii. HVO was founded in 1912 by Dr. Thomas A. Jaggar, and Hon ...

Add Yahoo as a preferred source to see more of our stories on Google. When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ...

Mount Shasta, a steep-sided Cascade Range stratovolcano in Northern California, looms above Little Glass Mountain, a thick obsidian flow erupted from the Medicine Lake shield volcano about 1,000 years ...

When referred to as a gas, it means a volatile has transitioned into the vapor phase. The most common gases (or vapor phase volatiles) emitted at the surface are water (H2O), carbon dioxide (CO2), and ...