The story of haves and have-nots in a world in which there’s almost nothing left to have. 200 years after the apocalypse, the gentle denizens of luxury fallout shelters are forced to return to the irradiated hellscape their ancestors left behind — and are shocked to discover an incredibly complex, gleefully weird, and highly violent universe waiting for them.

When one of his former colleagues is murdered, the outlawed but no less determined masked vigilante Rorschach sets out to uncover a plot to kill and discredit all past and present superheroes. As he reconnects with his former crime-fighting legion — a disbanded group of retired superheroes, only one of whom has true powers — Rorschach glimpses a wide-ranging and disturbing conspiracy with links to their shared past and catastrophic consequences for the future.

Carl Sagan covers a wide range of scientific subjects, including the origin of life and a perspective of our place in the universe.

War and Peace in the Nuclear Age, first broadcast in 1989, is a thirteen-part PBS series on the origins and evolution of nuclear competition between the United States and the former Soviet Union. The series examined the rivalry for power and how it shaped the diplomacy, negotiation, ethical debates, and doctrine of deterrence that ran through the forty-year history of the nuclear age. This collection contains the full interviews and selected stock footage from the series.

Now more than ever, terrorist groups are obtaining nuclear weapons. With increasing cases of theft and re-sale at dozens of Russian sites, it's becoming more and more likely for terrorists to succeed.