Carl Sagan on the search for Intelligent Life (1967)
In this extract from the classic BBC science documentary Where Is Everybody?
1967-10-15 19:00:00 - BBC Archive
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.