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 ...

The Earth is made up of different layers: Therefore, instead of tectonic plates moving because of the convection currents, evidence suggests it is the plates that drive the convection. Slab pull ...

Much has been learned about the geology of the Grand Canyon and about the history of life on earth ... layers of rock lie at an angle relative to the layers of rock above. The layer labeled ...

Deep within Earth, there lies a mysterious layer called the D" layer. Located roughly 3,000 kilometers down, this zone sits just above the boundary between the planet's molten outer core and its ...

an enormous burst of gamma rays—labeled GRB 221009A—caused a significant disturbance in a layer of Earth’s atmosphere called the ionosphere. The ionosphere sits from around 31 miles (50 ...