How researchers found the remains of the Earth’s first crust near Perth
Dyke in Norway cutting into sandstone with older layers. Credit: Cato Andersen/Mapillary, CC BY-SA Our planet was born about 4.5 billion years ago. To understand this incredibly long history, we must study the rocks and the minerals they are made of. The oldest rocks in Australia, which are some of the oldest on Earth, are … Read more