The Expanding Universe

Series: Cosmos (Edited Version Series

Year Published: 1980

Creator: Carl Sagan Productions KCET / Los Angeles

Format: 16mm

Sound: sound

Description: Tells the story of how Milton Humason, a high school dropout who worked in a menial position at the Mount Wilson Observatory, helped photograph the spectra of hundreds of galaxies and found they all exhibited the red shift of the Doppler Effect. Features Dr Carl Sagan who speculates on how the universe may evolve in the future.


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