The Earth's interior is composed of four layers, three solid and one liquid—not magma but molten metal, nearly as hot as the surface of the sun. The deepest layer is a solid iron ball ...

Earth’s interior can be divided into several layers: the crust, the mantle, the liquid outer core, and the solid inner core ...

A fascinating new study reveals that a massive chunk of Earth’s crust, buried deep beneath the Midwest, is slowly pulling ...

Earth’s crust discovery unveils surprising findings. The post Earth’s Crust Discovery Unveils Surprising Findings appeared ...

6. Show students how to cut their eggs. 7. Ask students to name the different layers of the Earth's interior using the egg as a model that represents the Earth. Caution: The egg analogy has some ...