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PBS Space Time
The Edge of an Infinite Universe
Season 5
Episode 17
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.
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12:43
Transitions of quantum systems have always defied observation...until now.

12:11
Erwin Schrödinger provides a new perspective that helps us navigate quantum mechanics.

12:12
This is a new type of supernova that can only happen at the end of the universe.

12:07
Why do we remember the past and not the future?

10:36
It's time to begin our journey towards really understanding time.

13:42
Space Time weigh in on physics and free will.

13:48
We explore how forces of nature, once unified, were forced to separate.

12:50
This is how the Penrose Singularity Theorem Predicts The End of Space Time.

12:39
if time is connected to space does that mean that the future is predestined?

13:09
We explore what exists in the past, present and future.

13:01
We may have detected the signature of alien life - Venusian life -for the first time.

14:39
Can solving quantum cryptography prevent us from digital collapse...and are we close?