The world's oldest rocks are spread across the globe and paint a picture of Earth's turbulent early history. Here are some of the most notable and important formations scientists have discovered. When ...

In Earth’s early days, more than 4 billion years ago, the surface was a dangerous and unpredictable place. Violent volcanoes, crashing meteorites, and constant tectonic activity repeatedly resurfaced ...

Two test methods put the rocks at 4.16 billion years old The volcanic rocks date to primordial Earth's Hadean eon Rocks are surviving fragments of Earth's oldest crust June 26 (Reuters) - Along the ...

Hanika Rizo receives funding from the Natural Sciences and Engineering Research Council of Canada (NSERC). Jonathan O’Neil receives funding from the Natural Sciences and Engineering Research Council ...

The story of Earth is the story of change. The 4.5 billion years of this planet’s history saw it transformed from a hellish world of magma oceans and poisonous air to a temperate, habitable home ...

Earth researchers have spent generations decoding the Grand Canyon, turning its cliffs and chasms into one of the clearest records of our planet’s deep past. These nine Grand Canyon facts, grounded in ...