Get extended access to 1600+ episodes, binge watch your favorite shows, and stream anytime - online or in the PBS app.
Already a RMPBS member?
You may have an unactivated RMPBS Passport member benefit. Check to see.
Season 5 Episode 17 | 15m 16s
Have you ever asked “what is beyond the edge of the universe?” And have you ever been told that an infinite universe that has no edge? You were told wrong. In a sense. We can define a boundary to an infinite universe, at least mathematically. And it turns out that boundary may be as real or even more real than the universe it contains.
Aired: 05/14/19
How about black holes being captured by the screaming vortex of a quasar?
A simple statistical argument tells us that the doom of our species is much, much closer.
Can You Observe a Typical Universe?
How do you correctly use the anthropic principle?
Why We Might Be Alone in the Universe
Why does it appear, that humanity is the lone intelligence in the universe?
The universe is big, but it’s peanuts compared to the eternally inflating multiverse
