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Originally posted by vind21
There is a fundamental flaw in all of the reasoning posted here.
If we are talking strictly about gravity as the driving force of the universe, whether its "standard gravity or repulsive gravity" and you are saying that galaxies collect matter while it also generates "space" then you are in contradiction.
If you can never have 0 energy then there will always be mass in space and a true vacuum would never exist. This is a circular argument. You can't have the spontaneous generation of space without energy you can't have energy without mass.
This goes back to E=mc^2 and then takes you Ric = 0.
The princaples of hawking radiation are in direct cintradiction to the findings of these experiments. This is why the results matter so much. Once again we are going to have to band aide GRT to make it match.
this is the second major finding coming from planck that produce unexpected and "damaging" results for GRT.
Maybe its time for a different approach. Gravity is not the only answer.edit on 20-5-2013 by vind21 because: (no reason given)
Originally posted by Aleister
One question is if the universes are separated or right up against each other. Since our home universe is expanding, it grows larger by the nanosecond, and unless the bubble effect is occuring where all the universes are rubbing up against each other and bubbling upwards then they must be separate (or some of the other ones are shrinking to make room for the space being created).
Originally posted by 3NL1GHT3N3D1
reply to post by Slugworth
If universe means totality of existence, that means there is no such things as other universes because if there were, our universe wouldn't be the totality of existence. Basically, there can't be more than one totality.
Interesting find nonetheless.
Originally posted by Blister
reply to post by Wrabbit2000
What, like when the branes of separate Universes collide? I think this has been theorized already. Nothing good comes of it, if I recall.
Originally posted by Slugworth
reply to post by 3NL1GHT3N3D1
I think it depends on your definition of universe. In common usage the universe is the totality of all existence, but in some more scientific language it is limited to observable existence.
Originally posted by Quarky
reply to post by Fromabove
I have often wondered the same things. It would then follow, however, that we might be made of universes, which are made of universes, which are made of universes...and so on - turtles all the way down.
This opens so many possibilities in the realm of science and science fiction. I wonder if it would be possible to exit our own universe and explore another. What if there's intelligent life in those universes? Would the laws of physics be different?
I heard in a TED Talk by Brian Greene (can be found here) that String Theory predicts the possibility of universes existing beyond our own, and it could be radically different because the strings vibrate in different dimensions than the ones in our own. Could this be what these universes are?
Absolutely brilliant and amazing, thanks for sharing.
Originally posted by Quarky
reply to post by Fromabove
I have often wondered the same things. It would then follow, however, that we might be made of universes, which are made of universes, which are made of universes...and so on - turtles all the way down.
This opens so many possibilities in the realm of science and science fiction. I wonder if it would be possible to exit our own universe and explore another. What if there's intelligent life in those universes? Would the laws of physics be different?
I heard in a TED Talk by Brian Greene (can be found here) that String Theory predicts the possibility of universes existing beyond our own, and it could be radically different because the strings vibrate in different dimensions than the ones in our own. Could this be what these universes are?
Absolutely brilliant and amazing, thanks for sharing.