Exploring Parallel Universes: BBC Horizon Documentary (44:35)

In summary, the conversation discusses the topic of parallel universes and its credibility in the context of 11 dimensional M-theory. The possibility of different universes and parallel universes is mentioned, but it is also noted that there is currently no experimental proof of the validity of string/M-theory. The conversation also touches on the idea of varying dimensions and variables in theoretical cosmology and meteorology to generate different results. Overall, the idea of parallel universes is seen as more of a fictional concept rather than a scientifically-proven one.
  • #1
Nasher
19
0
Here is a link to a parallel universe... documentary.

BBC Horizan - Parallel Universes (44 min 35 sec)
http://video.google.co.uk/videoplay?docid=4183875433858020781 [Broken]
 
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  • #2
What observation do you have in mind that would prove, or disprove, the 'parallel universe' conjecture? I think it is bad science.
 
  • #3
I reckon that idea of parallel universes sounds more like fiction that fact.
Of course, since I am not well up in it, that's just my opinion.

Maybe theoretical cosmologists can vary the number of dimensions and other variables, which will yield different universes and parallel universes depending on their models and variables.

When meteorologists were developing computer programs to simulate the weather, depending on their model and variables, they could generate a wide range of results.
 
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  • #4
I think the idea of parallel universes has some credibility in the context of 11 dimensional M-theory, that is, if it turns out to be a valid theory of the universe. It seems conceivable that we could inhabit a 4-brane in a higher dimensional bulk in which it is then quite possible that other 4-branes reside with similar or even identical laws of physics. However this is highly speculative at the moment with no experimental proof of the validity of string / M theory.
 

1. What is a parallel universe?

A parallel universe is a theoretical concept in which there exists a separate and distinct universe that coexists with our own. It is believed that this parallel universe may have different physical laws, dimensions, and even alternate versions of ourselves.

2. How do scientists study parallel universes?

Currently, scientists are unable to directly study parallel universes due to the limitations of our technology. However, they use mathematical models and theories such as string theory and the multiverse theory to explore the possibility of parallel universes.

3. Is there any evidence to support the existence of parallel universes?

There is currently no concrete evidence to support the existence of parallel universes. However, some scientists point to anomalies in the cosmic microwave background radiation and the unexplained behavior of quantum particles as potential indicators of parallel universes.

4. Could we ever travel to a parallel universe?

At this point, it is purely speculative as to whether or not we could travel to a parallel universe. Some scientists believe that it may be possible through advanced technology or by harnessing the power of black holes, while others believe that it may only be possible in the realm of science fiction.

5. What implications would the existence of parallel universes have on our understanding of the universe?

If parallel universes were proven to exist, it would greatly expand our understanding of the universe and our place within it. It would challenge our current beliefs about the nature of reality and potentially unlock new avenues for scientific exploration and discovery.

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