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.

A mysterious type of magma found within extinct volcanoes scattered around the world could contain an abundant supply of rare earth elements, crucial ingredients for electric vehicles, wind ...

The percentage of silica, the same mineral found in sand and glass, can give different properties to the magma. There are quite a few different types of magma under the Earth’s surface ...

“Where hotspots come from, and what makes magma hotspots so unique is not fully understood, but studying their geochemistry can give us clues,” Ferrick said. One of those clues involves isotopes of ...

Specifically, changes in the ratio of argon-40 and helium-3 can indicate how frothy the magma is, which signals the risk of different types of eruption. Understanding which ratios of which gases ...