Scientists have discovered a previously unknown layer of Earth. The newly discovered region of molten rock sits 100 miles below the crust and covers at least 44 percent of the planet.

A group of scientists has discovered a hidden layer of molten rock under the Earth’s surface. The new layer is located around 100 miles beneath the surface and appears to extend below much of ...

In 1970, Russian geologists drilled a nine-inch wide hole into the Kola Peninsula’s Baltic Shield — a part of Earth’s crust with rock well over a billion years old — and began digging as deep as they ...

Miles Inside The Earth's Surface The insides of Earth remain as much of a mystery to experts as the outsides of the planet. Recently, a team of experts took a significant step towards solving the ...

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.

The post Earth Has Been Hiding a Fifth Layer in Its Inner ... work revealed a distinct change in the structure of iron deep within the inner core at about 3,604 miles below the Earth’s surface.

Our Earth is structured sort of like an onion — it’s one layer after another. Starting from the top down, there’s the crust, which includes the surface you walk on; then farther down, the ...