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Reporter's Notebook: If Earth's entire history was squeezed into a single day

Name: Reporter's Notebook: If Earth's entire history was squeezed into a single day
Uploaded: 2025-04-22T19:27:00-0400
Duration: 1 min 44 s
Description: If Earth's entire 4.5 billion-year history was squeezed into a single, 24-hour day, when would modern humans arrive? "CBS Evening News" co-anchor John Dickerson ponders the meaning of Earth Day.

If Earth's entire 4.5 billion-year history was squeezed into a single, 24-hour day, when would modern humans arrive? "CBS Evening News" co-anchor John Dickerson ponders the meaning of Earth Day.