Geologic Time Scale: Understanding Earth’s History Through Rock Layers
Explore Earth’s history through the geologic time scale, revealing how rock layers and fossils tell the story of life and geological events over billions of years.
geochronology
Geochronology: Understanding the Age of Rocks, Fossils, and Sediments
Explore how geochronology reveals the age of rocks, fossils, and sediments to uncover Earth’s history and evolution over millions of years.