The Earth has a layered structure made up of the core, the mantle and the crust. Different elements are present in different parts of the Earth’s structure. The crust is made from enormous ...

What lies beneath the thick, bluish atmospheres of Uranus and Neptune? For decades, scientists have speculated about the ...

When I was a kid, I liked to dig holes in my backyard in Cincinnati. My grandfather joked that if I kept digging, I would end ...

Dramatic theories have been proposed to explain the mysterious interiors of Uranus and Neptune, the ice giants of our solar ...

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 ...