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 ...

Earth’s crust discovery unveils surprising findings. The post Earth’s Crust Discovery Unveils Surprising Findings appeared ...

"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 new waveforms expand the broader conversation on Earth’s mechanics. Certain aspects, like magnetic fluctuations and ...

Over time, Earth's interior—which is made mostly of silicate rocks and metals—differentiated into four layers. At the planet's heart lies the inner core, a solid sphere of iron and nickel that ...

It is the thinnest layer and is between 5 and 90 km thick. Earth is divided into four layers: the inner core, the outer core, the mantle and the crust. The solid inner core is made of iron and ...

Scientists have always been curious about the atmosphere surrounding us, but in the past, they could not just hop on a spaceship to see what was up there. Instead, scientists hiked up high ...