Time since the extinction of dinosaurs

Time since the extinction of dinosaurs (66 million y)

/fact/time-since-the-extinction-of-dinosaurs

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If Time since the extinction of dinosaurs (66 million y) was a standard unit ...

  • Time since the end of the Cretaceous geologic period (66 million y)...more would be about as big as Time since the extinction of dinosaurs
  • Age of earliest stone hand axe (2.6 million y)...more would be 1/25 of Time since the extinction of dinosaurs
  • Age of the earliest city (6,500 y)...more would be 1/10000 of Time since the extinction of dinosaurs