The shape of the Earth's oceans and continents is dictated inexorable movements of the tectonic plates, but where did those ...

A rare kind of meteorite known as enstatite chondrite resembles Earth's composition roughly 4.5 billion years ago. The key to their counterargument resides in a rare type of space rock called ...

How did Earth, alone among the solar system's rocky planets, become the home for life? How, among all this frigid lifelessness, did our planet become warm, hospitable, and life-sustaining? The answer ...

An iron meteorite from the core of a melted planetesimal (left) and a chondrite meteorite, derived from a ‘primitive’, unmelted planetesimal (right). Researchers have used the chemical fingerprints of ...

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 ...

If you've ever wondered why we are here, then you can thank Jupiter for part of the answer. A new study from Rice University ...

For decades, scientists have been baffled by two enormous, enigmatic structures buried deep inside Earth with features so ...

It's true that we don't really know who decided the name for our planet in English would be "Earth," but the name makes perfect sense, as "earth" derives from an old English word for "ground." In fact ...