Magazine, MyLondon, GRM Daily, and more. Jonathan Newton / The Washington Post via Getty Scientists have discovered a magma cap under the surface of Yellowstone National Park The cap acts as a lid ...

Geoscientists discovered a magma cap acting as a "lid" 2.4 miles beneath Yellowstone. This magma cap traps heat and pressure, but also allows gas to vent, reducing eruption risk. Seismic imaging ...

Atop the magma reservoir, researchers found a sharp, volatile-rich magma cap. The cap works like a lid on a pot, keeping the pressure and heat created down below. And by finding a defined magma ...