These days, I’m a geophysicist and know a lot more about Earth’s structure. It has three main layers: The outer skin, called ...

It's the thinnest of Earth's three main layers, yet humans have never drilled all the way through it. As you descend, you'd soon reach the depth of the Paris Catacombs, the deepest metro station ...

The Earth's interior is composed of four layers, three solid and one liquid—not magma but molten metal, nearly as hot as the surface of the sun. The deepest layer is a solid iron ball ...

"Traditionally we've been taught the Earth has four main layers: the crust, the mantle, the outer core and the inner core," Australian National University geophysicist Joanne Stephenson explained ...

The team found evidence of a major meteorite ... Curtin's School of Earth and Planetary Sciences and the Geological Survey of Western Australia (GSWA) investigated rock layers in the North Pole ...

The Earth is made up of different layers: Therefore, instead of tectonic plates moving because of the convection currents, evidence suggests it is the plates that drive the convection. Slab pull ...

Precambrian time covers the vast bulk of the Earth's history, starting with the ... animals that survived the Precambrian fall into three main categories. The simplest of these soft-bodied ...