The Earth's interior is composed ... The deepest layer is a solid iron ball, about 1,500 miles (2,400 kilometers) in diameter. Although this inner core is white hot, the pressure is so high ...

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 ...

The Earth's structure. Planet Earth is not a solid ball of rock, it's made up of different layers. The crust of the ... the Earth's magnetic field. And the inner core is made of solid iron and ...

It helps to visualize this: Earth’s inner core is a solid ball that is surrounded by a fluid outer core. This is how it can rotate at a different pace compared to the planet’s outer layers ...

New Delhi, India: New research suggests that Earth's solid inner core, a metal sphere deep inside the planet, could be experiencing significant changes in its rotation and surface structure.