The solid inner core at the center of the Earth, surrounded by the outer core, mantle and crust. Here’s why: While it is well known that a material must be at or below its freezing temperature to be ...

A new study reveals Earth's essential features formed within its first 100 million years, challenging long-held theories.

A study by researchers at the University of Oxford, University of Leeds, and University College London has identified a new ...

Over 4.6 billion years ago, Earth took shape from a spinning cloud of dust and gas surrounding the young sun. Tiny particles within this cloud collided and clumped together, driven by gravity and ...

Ancient impacts brought gold and other precious metals to our planet, and a magma ocean produced with these impacts' heat trapped those metals and kept them safe. When you purchase through links on ...