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 ...

That’s the antipode, or opposite point on Earth’s surface, from my town. But I only had a garden spade to move the earth.

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 ...

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. A group of scientists has discovered a hidden layer of molten rock under the Earth’s ...