S3, EP13 "Seven Wonders of the New World"
A visit to the 2039 New York World's Fair, where intractable problems may have been solved and thrilling possibilities exist.
S3, EP12 "Coming of Age in the Anthropocene"
A baby is born on the day the show premieres; one of her possible futures is explored.
S3, EP10 "A Tale of Two Atoms"
How a deadly embrace between science and state altered the fate of the world, and a gripping cautionary tale of mass casualty and unlikely survival.
S3, EP9 "Magic Without Lies"
The man who stumbled on a hole in the reality of quantum mechanics and the still-unfolding technology that made it possible.
S3, EP2 "The Fleeting Grace of the Habitable Zone"
A long-term vision of humanity's future worlds.