Scientists reveal how the behavior of gases inside magma chambers could trigger the eruption of major volcanoes.

The Kikai Caldera. (Seama Nobukazu/CC BY 4.0) About 7,300 years ago, a volcano off Japan's Kyushu island unleashed what remains the largest known eruption of the Holocene, our current geological epoch ...

Rather than a single giant chamber, the Yellowstone Caldera is made up of a complex system that includes a shallow magma ...

For decades, volcanologists believed that the primary trigger for explosive eruptions was a drop in pressure as magma rises toward the surface. When pressure falls, gases dissolved deep within the ...

Scientists have discovered magma refilling beneath Japan’s Kikai caldera, offering new clues into how supervolcanoes recharge.

The first step in gold’s journey does not happen in a mine, a fault, or a hydrothermal vent. It begins far deeper, in mantle ...