Surprising differences in the two so-called Large Low-Velocity Provinces may risk instability in Earth's protective magnetic field.

One common hypothesis is that the LLVPs are made up of oceanic crust that was pushed into the ... the proposed asymmetry in density, for example using observations of Earth's gravitational field." ...

During serpentinization, awaruite (Ni₃Fe) forms as a secondary mineral when liberated nickel (Ni 2+) and iron (Fe 2+) from the olivine, pyroxene, and chromite minerals react with the abundant hydrogen ...

For example, the volcanic rocks of the Absaroka ... beneath the Mississippi River are at shallower depths than oceanic crust subducted roughly only half as long ago. Geologists term this flat ...

Despite having been studied from every possible point of view and angle, the Earth will remain a mystery to most people. Studies of its structure are incomplete, especially after t ...

Take a deep dive into the ocean’s secrets. ExtremeTech reveals its hidden layers and life forms. Discover the depths of our ...

Deep beneath Earth’s surface, researchers have discovered an ancient seafloor buried for millions of years. This unexpected ...