Our planet has been asteroid-smashed, melted and eroded, enough that most of its original armor has been long buried. Except ...

Earth has four primary layers: the crust, mantle, outer core, and inner core. The crust is a thin, solid layer upon which all life resides. Underneath it is the mantle, a hot, ...

What Is Delamination? Delamination is a geological process where dense layers of Earth’s crust separate and sink into the mantle. This typically occurs in areas where crustal material, rich in ...

Canadian scientists found the oldest known rocks on Earth - dating back 4.16 billion years - shedding light on our planet’s ...

The Grand Canyon is a gigantic geological library, with rocky layers that tell much of the story of Earth’s history. Curiously though, a sizeable layer representing anywhere from 250 million ...

The Earth’s interior is far more complex than what we are taught in school. Instead of just three layers- crust, mantle, and core- the Earth is made up of multiple intricate layers, each with ...

Thick clay deposits on Mars hint at long-lived lakes that may have sheltered early life - and preserved clues beneath layers ...

If the U.S. could tap into just 2 percent of the geothermal power beneath Earth’s crust, it could supply more than 2,000 times our total annual energy consumption.

The Earth's layers (main) and the sun (inset). The sun's influence may reach deeper into the Earth than we thought. ISTOCK / GETTY IMAGES PLUS ...

An analysis of Hawaii’s volcanic rocks revealed Earth’s core is leaking gold and other precious metals, a study found. The elements emerge when ocean islands form.