On top is the relatively thin crust where we live. Beneath that is the 2,900 km thick mantle layer. Then, enclosed within the mantle is the innermost metallic core of our planet. The mantle is Earth's ...
A large chunk of the Earth's crust is missing but scientists have now discovered where it is located. The world is constantly throwing puzzling questions at scientists, with new technology like space ...
The moon has a global dichotomy, with its near and far sides having different geomorphology, topography, chemical composition ...