We will follow a pseudo "life" of a rock from igneous to sedimentary to metamorphic and beyond. The violets in the mountains have broken the rocks. - Tennessee Williams The rock cycle by ...

A new study reveals that the aerobic nitrogen cycle in the ocean may have occurred about 100 million years before oxygen began to significantly accumulate in the atmosphere, based on nitrogen isotope ...

After simulating rock and heat flow throughout a planet’s lifetime, researchers have proposed that plate tectonics is just one stage of a planet’s life cycle. In the simulation, the Earth’s ...