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2022-03-23: Where Is The Center of The Universe?

  • 13:33: ... of there being a boundary to our bubble is very likely far beyond our cosmic horizon. ...

2021-08-18: How Vacuum Decay Would Destroy The Universe

  • 12:07: ... to one more comforting fact. If the vacuum does decay inside our cosmic horizon   we’ll never see it coming. Because no light  can outpace the ...

2021-04-21: The NEW Warp Drive Possibilities

  • 03:07: Or beyond the cosmic horizon, the expanding universe is carrying galaxies away from us faster than light.

2019-07-25: Deciphering The Vast Scale of the Universe

  • 00:49: ... has grown enormously – to include countless galaxies to the cosmic horizon and almost to the beginning of ...

2019-04-24: No Dark Matter = Proof of Dark Matter?

  • 00:03: ... this is indeed a reasonable interpretation of the universe beyond our cosmic horizon as a hologram living in the light bill quite reach us trapped at the ...

2019-04-03: The Edge of an Infinite Universe

  • 01:17: We visited these cosmic horizons in one of the early Space Time episodes.

2018-09-12: How Much Information is in the Universe?

  • 09:05: ... become a black hole with an event horizon as big as the current cosmic horizon. ...

2017-08-10: The One-Electron Universe

  • 10:59: ... universe are drifting very slightly towards a point beyond the cosmic horizon. ...

2017-08-02: Dark Flow

  • 01:05: ... cosmos may be moving ever so slightly towards the same point beyond the cosmic horizon. ...
  • 07:11: In fact, it's toward something beyond the cosmic horizon in the same direction as these constellations.
  • 08:38: Things that are now beyond the cosmic horizon were close enough to affect us gravitationally.
  • 08:58: ... if, somewhere beyond our cosmic horizon, there exists a region of much more stuff, a different bubble of ...

2016-12-08: What Happens at the Event Horizon?

  • 05:56: The future cosmic horizon on the Penrose diagram is replaced with a plunge into a black hole.

2016-04-13: Will the Universe Expand Forever?

  • 08:14: Over billions of years, they will slip beyond our cosmic horizon, leaving only darkness beyond the local region of the Milky Way.

2016-03-16: Why is the Earth Round and the Milky Way Flat?

  • 12:45: It has always come from our cosmic horizon, but that cosmic horizon expands.

2016-03-02: What’s Wrong With the Big Bang Theory?

  • 07:13: Here's a nice review episode on cosmic horizons.
  • 11:22: ... before the word "universe." Everything that we can see to our cosmic horizon, so the observable universe, was once compacted into something smaller ...
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