New modeling of the early solar system is reshaping the familiar story of how the Moon formed, suggesting that Earth and the impactor known as Theia may have spent their youth circling the Sun as near ...

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 ...

There are two enormous provinces of unusual rock that sit at the bottom of the mantle, just above the Earth's core. One of them is located underneath Africa and one is under the Pacific Ocean. They're ...

A new study has determined with 99.9% accuracy that the Moon was formed 95 million years after the birth of the Solar System. This pegs the Moon as being a lot younger than we previously thought -- ...