The origin of the earth is one billion years old


The solid interior of the Earth is only a billion years old, new research finds.

Modern Earth Like a layered cake, with a solid outer crust, warm, viscous coating, liquid outer core and solid inner core. It is slowly rising like a solid inner core fluid Iron In major cooling and crystallization. This process helps to power the churning motion of the liquid outer core, which in turn creates a magnetic field that surrounds the Earth and helps protect the planet from harmful cosmic radiation.