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 ...

Large lava fountains erupted from the north and south vents Jan. 24 within Halemaʻumaʻu Crater — reaching heights of at least 1,475 feet — during Episode 41 of the ongoing episodic eruption at Kīlauea ...

This map shows the tephra fall associated with episode 41 of Kilauea’s episodic summit eruption, on Jan. 24. Tephra is a ...

One house has gained a unique feature after a volcano erupted and spilled lava inside. Edosa Osemwegie, 25, a residential counselor from Boston, recorded a video of the house while on vacation in Cha ...

Volcanic rocks are igneous rocks that solidify from lava or pyroclastic material at or near Earth’s surface, and they are central topics in petrology, volcanology, and tectonics. They are typically ...

In A Nutshell Mars was erupting while T. rex roamed Earth: A Martian volcano system was active between 64 and 50 million ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. With its greenish-brownish color, Erg Chech 002 (EC 002) might ...

(Reuters) - The latest bursts of molten rock, ash and toxic gas from Kilauea Volcano on the Big Island of Hawaii are part of an ever changing and still largely mysterious cycle of eruptions that have ...

Fluid inclusions in volcanoes are dominantly composed of carbon dioxide. At magmatic temperatures — 2,192 degrees — the density of the carbon dioxide strongly depends on pressure, which is influenced ...

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