Cosmos, Episode 11: Persistence of Memory on AllMovie

Cosmos, Episode 11: Persistence of Memory continues the PBS series of Peabody and Emmy Award-winning programs written by Dr. Carl Sagan and Ann Druyan. In this installment, Dr. Sagan discusses the human brain, guiding the viewer through a maze of a brain model to demonstrate the intricacies of thought. He compares the intelligence of a whale to that of a human, and offers an explanation of how all the information needed for survival is stored in human genetic material and brains, and in books.