Scientists have been observing this lava lake for decades. It sits over the magma reservoirs under Io's surface. The cooling lava at the center of the lake is ringed by possibly molten magma ...

The giant supervolcano that lies under Yellowstone National Park is cooling off in the west but staying hot in the northeast.

The restless lava lake in Nyiragongo's summit crater regularly causes eruptions of gas and smoke laden with tephra. Lava is the word for magma when it erupts onto the Earth's surface. Geologists ...

Below the surface, Earth's rocky rind is ripping apart, and underground chambers of magma are fueling 12 active volcanoes as well as steaming geysers, boiling cauldrons, and a fiery lake of lava.

It was the interaction of this water with magma that drove a lot of the early explosive behaviour. The dashed line shows the extent of the lake before the onset of Sunday's eruption phase.

The Nyiragongo volcano saw its last major eruption in 2002. When it's not erupting, it's home to the world's largest lava lake. Follow Tech Insider: On Facebook More from Science The Nyiragongo ...

Kawah Ijen is an active volcano on the island of Java with an extremely acidic crater lake and gas emissions that produce blue flames upon contact with oxygen in Earth's atmosphere.

Lava comes out of ruptures in the Earth's surface, which are connected to pipes, or pathways underground, and a big crater that holds all the magma, like a lake. Underground, magma isn't free ...