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BBC Archive #Space and Time

Carl Sagan on the search for Intelligent Life (1967)

In this extract from the classic BBC science documentary Where Is Everybody?

The Search For Intelligent Life in the Universe, Dr Carl Sagan - an astronomer at the Smithsonian Astrophysical Observatory and Assistant Professor of Astronomy at Harvard University - considers the complexities of searching for intelligent extraterrestrial life, and suggests means by which we might communicate with it.


Originally broadcast, 15 October, 1967.

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