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.

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 have uncovered new signs of a mysterious structure buried deep inside Earth’s inner core, pointing to the ...

The Earth has a layered structure made up of crust, mantle, outer core and inner core. Find out more in this BBC Bitesize guide for students aged 11-14.

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 ...

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.

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 ...

In high school science class, textbooks often feature a recognizable image of the Earth and all its layers—currently, that’s the crust, outer and inner mantle, and outer and inner core.