A supervolcano that once shook the Earth is quietly recharging—and scientists are finally seeing how it happens. Scientists ...

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

Far beneath the ocean near Japan, scientists have discovered that the magma system linked to the most powerful eruption of the Holocene is slowly rebuilding. By using seismic imaging, researchers ...

Geochemical analysis of erupted tephra samples over the past decade help scientists understand the temperature of Kilauea’s shallow magma system under the summit — and things have been “heating up!” ...

In A Nutshell Japan’s Kikai Caldera, which produced probably the largest eruption of the past 10,000 years, appears to be ...

Learn how one of Earth’s most powerful volcanoes, Japan’s Kikai caldera, is refilling with magma from below.

Volcano Watch is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory scientists and affiliates. This photo shows the gap between the south (left) and ...

Massive volcano in Japan refilling 7,300 years after eruption, offering new insight into supervolcano behavior and future risks ...

Magma is the molten material beneath the Earth's crust. It usually collects in a magma chamber beneath a volcano, and can then be injected into cracks in rocks or issue out of volcanoes in eruptions.

Volcanos are releasing ash and smoke into the atmosphere on three continents. That might be making you think back to your elementary school science class when you probably studied volcanoes and lava.

Months before the Geldingadalir volcano erupted in 2021, Iceland's volcanologists knew it was coming. A subterranean serpent of magma was coiling through the depths looking for a way out. As the magma ...