Crystals hidden in Australia’s oldest rocks have revealed new clues about how Earth and the Moon formed. The study suggests ...

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 ...

A new study offers a fresh explanation for two mysterious structures hidden nearly 1,800 miles beneath our feet. For decades, scientists have struggled to understand these enormous formations because ...