About 4.6 billion years ago, the Solar System formed from a cloud of dust and gas collapsing in on itself due to gravity. The Sun, planets, and eventually Earth formed out of the cloud. But when did ...

In a first, researchers have discovered fragments of Earth's precursor that contain distinctive chemical fingerprints in ...

Learn about the chemical signature that may be the first evidence to come from proto Earth, the unruly first phrase of our ...