The History of Life

The video explores Earth's history, estimated to be 4.6 billion years old, through fossils and rock layers. It explains dating methods, including relative and absolute dating, and introduces the geologic time scale, dividing Earth's history into supereons, eons, eras, periods, and epochs. Key eras discussed include the Precambrian, Paleozoic, Mesozoic, and Cenozoic, highlighting significant evolutionary milestones such as the emergence of life, the age of dinosaurs, and the rise of mammals.

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