New study reveals that Earth's inner core is undergoing unexpected structural changes, challenging long-held assumptions ...

This transformation is believed to be occurring at the boundary where the solid inner core meets the scorching hot liquid ...

A look at the evidence for the Earth being round or spherical. Aristotle’s reasoning is explained. The evidence includes a ship’s hull disappearing first over the horizon, the stars, the ...

The crust of the earth is thin - a bit like the skin of an apple.The crust is made from solid rock in the form of tectonic plates. Tectonic plates float on the semi-solid mantle, which moves very ...