Using information from inside the rocks on Earth's surface, we have reconstructed the plate tectonics of the planet over the last 1.8 billion years. It is the first time Earth's geological record has ...

Explore 25 Major Events in Earth's 4.5 Billion Year History. Discover pivotal moments from its formation to the rise of life.

Old crystals found in Western Australia are drawing fresh attention from geologists studying the formation of Earth. These minerals, called zircons, have been dated to be older than four billion years ...