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PBS Space Time
How Will the Universe End?
Season 4
Episode 36
We live in an unusual age – the age when the stars still shine. We should count ourselves lucky – nearly all of future history will be dark. But events will still unfold in that long, cooling darkness, and civilizations may endure. So how will the universe and its far-future denizens spend eternity?
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Antimatter drives sound like science fiction, but they may not be as far as you think.
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Does quantum mechanics allow the future to retroactively influence the past or not?
19:14
Life on mars could result in humanity’s destruction via Fermi Paradox.
19:01
How to build a particle collider the size of the solar system.
12:39
One of the most important reasons we go to space is to know our own planet better.
16:18
Is there evidence for the existence of an enormous number of other universes?
17:14
Can something that exists be bad science?
18:56
It may be that our very DNA inherited its twist from the underlying handedness of reality.
17:21
Did God have any choice in creating the world? So asked Albert Einstein
18:19
What if, just before we reach the bottom, we find out that reductionism fails?