Social media videos showed people running into the streets as bright orange flames and smoke spewed into the sky.

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 ...

Lava fountains from a fissure in the Northeast Rift Zone of Maunaloa during the 2022 eruption. It was the first time in 38 ...

How did young volcanoes on Mars form? This is what a recent study published in the journal Geology hopes to address as a team of scientists investigated th | Space ...

The Cordón Caulle volcano in Chile is part of the Puyehue-Cordón Caulle Volcanic Complex along the Andes mountain range in southern Chile. Philipp Ruprecht, an associate professor at the University of ...

When geologists study volcanic hazards or try to anticipate what a volcano may do in the future, one of their primary tools is to examine the volcano’s past behavior.

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 ...

“Glaciers tend to suppress the volume of eruptions from the volcanoes beneath them. But as glaciers retreat due to climate change, our findings suggest these volcanoes go on to erupt more frequently ...

Geologic mapping has been one of the most fundamental mandates of the U.S. Geological Survey (USGS) since its establishment in 1879. Congress created the USGS to “classify the public lands and examine ...

The Earth's mantle might not always move along in lockstep with the overlying tectonic crust—as set out in science textbooks for decades—but may instead behave differently. This is the conclusion of ...

A group of undergraduate geology students from Cal State Long Beach will soon take what they learned in the classroom and apply it to real scientific research — in a first-of-its-kind trip for CSULB.

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, ...