Cosmos: Possible Worlds
Season 3 Episode 2 - Shadows of Forgotten Ancestors
An exploration into human's potential for change.
Audio Languages: English - Audio Description
Subtitles: English
Starring:Neil deGrasse Tyson
Directed by:Brannon Braga
Season 3
S03:E01 - Ladder to the Stars
Visit a 100,000-year-old laboratory and examine the change in lifestyle that radically altered human existence and opened our path to the stars.
S03:E02 - Shadows of Forgotten Ancestors
An exploration into human's potential for change.
S03:E03 - Lost City of Life
The man who found the first clues to life's beginnings on Earth.
S03:E04 - Vavilov
Nikolai Vavilov risks his life for a discovery that changes the history of science.
S03:E05 - The Cosmic Connectome
An abandoned orphan's dream opens the way to understanding the architecture of thought.
S03:E06 - The Man of a Trillion Worlds
A young Carl Sagan realizes his childhood dreams, carrying his mentors' research forward.
S03:E07 - The Search for Intelligent Life on Earth
Join the journey for the lost kingdom.
S03:E08 - The Sacrifice of Cassini
A scientist figures out how to go to the moon while fighting for his life in a war trench.
S03:E09 - Magic Without Lies
Spotlighting the man who discovered a hole in reality and the technology that it made possible.
S03:E10 - A Tale of Two Atoms
How a deadly embrace between science and state altered the fate of the world.
S03:E11 - The Fleeting Grace of the Habitable Zone
Explore the story of our ancestors who came to realize Earth’s extinction, as well as a long-term vision of our future on other worlds.
S03:E12 - Coming of Age in the Anthropocene
A baby is born on the day the show premieres; one of her possible futures is explored.
S03:E13 - Seven Wonders of the New World
A visit to the 2039 New York World's Fair, where intractable problems may have been solved.
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