PBS Space Time

The Doomsday Argument

Season 5 Episode 42 | 12m 50s Video has closed captioning.

Since the dawn of humanity around 100 billion people have lived. How many will live in the future of our species? We might hope for a trillion times that if we colonize the galaxy. But a simple statistical argument tells us that the doom of our species is much, much closer.

Aired: 12/19/19

Rating: NR

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Problems Playing Video? | Closed Captioning