What do you think about the Cosmic String theory?

In summary, cosmic strings are thin, string-like objects believed to have formed in the early universe. They exert immense gravitational pull and could be used for time travel by warping spacetime. However, despite ongoing research, the lack of observational evidence makes their existence unlikely. But the pursuit of such objects continues to be worthwhile.
  • #1
klite
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"These are -- as their name suggests -- string-like objects that some scientists believe were formed in the early universe. These strings may line the entire length of the universe and are under immense pressure -- millions upon millions of tons.

These cosmic strings, which are thinner than an atom, would generate an enormous amount of gravitational pull on any objects that pass near them. Objects attached to a cosmic string could travel at incredible speeds, and because their gravitational force distorts spacetime, they could be used for time travel. By pulling two cosmic strings close together, or one string close to a black hole, it might be possible to warp spacetime enough to create closed time-like curves."

 
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  • #2
I am not a physics professional but from what I have read on the subject it seems incredibly unlikely anything like cosmic strings or domain walls could exist without some sign of it having been observed by now. People have been specifically looking for at least a decade or two.

(This is not to say research or astronomical searches for them are a waste of time or anything, just my understanding is that the weight of the evidence is against them existing right now.)
 
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  • #3
I share coin's objection - no observational evidence, no play. On the other hand, the search for such artifacts is worthwhile, IMO.
 
  • #4
klite said:
and because their gravitational force distorts spacetime, they could be used for time travel.

Bonus points for public funding if you use the words time travel.
 

Related to What do you think about the Cosmic String theory?

What is the Cosmic String theory?

The Cosmic String theory is a scientific concept that suggests the existence of thin, extremely long filaments of energy that stretch across the entire universe. These strings are thought to have formed during the early stages of the universe's development and are believed to have a significant impact on the structure of the cosmos.

What evidence supports the Cosmic String theory?

Currently, there is no direct evidence for the existence of cosmic strings. However, the theory is supported by mathematical models, as well as observations of the cosmic microwave background radiation and the distribution of matter in the universe. These observations are consistent with the predictions of the Cosmic String theory.

How does the Cosmic String theory relate to the Big Bang theory?

The Cosmic String theory is closely related to the Big Bang theory, as it is believed that cosmic strings were formed during the early stages of the universe's expansion after the Big Bang. The theory suggests that these strings are remnants of the universe's creation and have played a role in shaping the structure of the cosmos.

What impact could the discovery of cosmic strings have on our understanding of the universe?

If cosmic strings are ever detected, it would have a significant impact on our understanding of the universe. The existence of these strings could help explain the formation of galaxies and other large-scale structures in the universe. It could also provide insight into the fundamental laws of physics and the nature of space and time.

Are there any potential criticisms of the Cosmic String theory?

As with any scientific theory, there are always potential criticisms and challenges. Some scientists question whether cosmic strings could actually exist, while others argue that the theory may not fully explain all observed phenomena in the universe. Further research and observations are needed to fully understand the validity and limitations of the Cosmic String theory.

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