The Earth has a layered structure made up of the core, the mantle and the crust. Different elements are present in different parts of the Earth’s structure. The crust is made from enormous ...

In this way, something 'new' could be seen: "We found evidence that may indicate a change in the structure of iron, suggesting perhaps two separate cooling events in Earth's history." It should be ...

Researchers from the Australian National University used seismic waves generated by earthquakes to peer into the Earth's mysterious ... This donut-like structure runs parallel to the equator ...