“This early crust was reshaped and made richer in silica thanks to a combination of meteor impacts, chunks of crust peeling off, and the beginning of plate movements.” The first crust likely broke ...

Geologists have made certain assumptions about how the crust making up our planet's earliest surface formed, but a new study ...

The Earth has a layered structure made up of the core, the mantle and the crust. Different elements are present in different parts of the Earth’s structure. The crust is made from enormous ...

It’s long been thought that tectonic plates needed to dive beneath each other to create the chemical fingerprint we see in continents. The research shows this fingerprint existed in Earth’s first ...

Earth's crust today has a surprisingly similar composition to the planet's first outer shell, or "protocrust," new research finds. This early rocky shell featured chemical signatures previously ...