Geological Time Scale
Earth's 4.6-billion-year history, marking key moments in the evolution of life and the planet's transformation. Explore the timeline to see how Earth's past has shaped its present.
201.3 - 145 Million Years Ago
145 - 66 Million Years Ago
66 Million Years Ago - Present
66 - 23 Million Years Ago
23 - 2.58 Million Years Ago
2.58 Million Years Ago - Present
2.58 Million - 11,700 Years Ago
11,700 Years Ago - Present
Jurassic
201.3 - 145 Million Years Ago
Cretaceous
145 - 66 Million Years Ago
Cenozoic
66 Million Years Ago - Present
Paleogene
66 - 23 Million Years Ago
Neogene
23 - 2.58 Million Years Ago
Quaternary
2.58 Million Years Ago - Present
Pleistocene
2.58 Million - 11,700 Years Ago
Holocene
11,700 Years Ago - Present