Cosmos, Episode 13: Who Spe...
Dr. Sagan argues that our responsibility for survival is owed not just to ourselves, but also to the cosmos.
Cosmos, Episode 12: Encyclo...
Are there alien intelligences? How could we communicate with them? The answers to these questions take us to ancient Egypt.
Cosmos, Episode 11: The Per...
The brain is the focus of this portion of our journey as Dr. Sagan examines another intelligent creature, whales.
Cosmos, Episode 10: The Edg...
Dr. Sagan leads us to a time when galaxies were beginning to form, and shows us how humans discovered the expanding universe.
Cosmos, Episode 9: The Live...
Using computer animation and amazing astronomical art, Dr. Sagan shows how stars are born, live, die and form black holes.
Cosmos, Episode 8: Travels ...
A voyage to see how star patterns change over millions of years.
Cosmos, Episode 7: The Back...
Humans once thought the stars were campfires in the sky and the Milky Way "the backbone of night".
Cosmos, Episode 6: Traveler...
Dr. Sagan compares explorers who ventured in sailing ships halfway around our planet to the excitement of Voyager's expeditions.
Cosmos, Episode 5: Blues Fo...
Is there life on Mars? Dr. Sagan takes viewers on a tour of the red planet through the eyes of science fiction authors.
Cosmos, Episode 4: Heaven a...
A descent through the hellish atmosphere of Venus to explore its broiling surface serves as a warning to our world.
Cosmos, Episode 3: The Harm...
This episode is a historical re-creation of the life of Johannes Kepler , the last scientific astrologer.
Cosmos, Episode 1: The Shor...
Dr. Carl Sagan takes us to the edge of the universe aboard a spaceship of the imagination.