In volcanoes, fluid inclusions are dominantly composed of CO 2. At magmatic temperatures (1200˚ C or 2192˚ F), the density of ...

Scientists monitored the El Chichón volcano's movements and recorded some changes in its crater.

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

Many Hawaiʻi Island communities downwind from the eruptive vents in the southwest portion of Halemaʻumaʻu Crater inside the ...

What appears to be a single volcanic eruption is often the result of complex processes operating deep beneath the surface, ...

NASA has recorded the most powerful volcanic eruption outside of Earth on Io, one of Jupiter’s moons. On December 27, 2022, ...

Scientists have been closely monitoring a 'civilization-ending' volcano that's shown signs of activity after years of very little. Experts are keeping an eye on El Chichón in Mexico, which hasn't ...

A flea depicted in a digitally colorized microscope image. (CDC/Ken Gage / Smith Collection/Gado/Getty Images) When the Black Death swept through Europe beginning in 1347, the plague wiped out more ...

A long-dormant mud volcano erupted in Diglipur, Andaman Islands, prompting safety restrictions. Officials have cordoned off the site as scientists monitor continuing geological activity.

Kilauea has been erupting episodically within the summit caldera since Dec. 23, 2024. Its USGS Volcano Alert level is WATCH.

A week-and-a-half after episode 41 of Kilauea’s yearlong summit eruption deposited tephra — lightweight volcanic glass debris ...

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 ...