From these indirect observations, scientists have calculated that the scorchingly hot inner core, with temperatures ...

Explore Earth's hidden layers beneath our feet. This kid-friendly guide includes a neat diagram and fun descriptions of the 4 layers of the Earth.

Stock image: A 3D rendering showing the structure of planet Earth. What is the hottest layer of the Earth? iStock Below this is the dense inner core, which is around 750 miles thick and consists ...

There is more to Earth than what we can see on the surface. Both the exterior and interior regions of the planet are made up of many layers with various properties. These layers are formed because ...

Scientists looked into decades of seismic wave data and found that it behaved differently in distinct parts of the cores.

The idea that the Earth has four layers has long been considered a basic tenet of geology, taught to schoolchildren around the globe. Think of it like an onion: First there is the crust, which is ...

This process displaced older geological layers and pushed them upward, while lighter sediments floated on top, effectively reversing the conventional order of the Earth’s layers.

Scientists have discovered a vast donut-shaped structure hidden within Earth which could hold the secret to why life was able to form on our planet.