How Does String Theory Explain the Universe?

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Discussion Overview

The discussion revolves around string theory, its implications for unifying gravity and quantum theory, and various interpretations and critiques of the theory. Participants explore theoretical aspects, potential misconceptions, and the broader context of string theory within modern physics.

Discussion Character

  • Exploratory
  • Debate/contested
  • Technical explanation

Main Points Raised

  • Some participants describe string theory as a framework where fundamental objects are 1-dimensional strings, contrasting it with traditional quantum field theory.
  • There is a suggestion that string theory might unify gravity and quantum mechanics, which is viewed as a significant goal in theoretical physics.
  • One participant raises skepticism about string theory, implying that a theory can be impressive yet fundamentally incorrect.
  • Questions are posed regarding the nature of the universe's expansion or contraction, suggesting alternative models where matter might be embedded in a membrane.
  • Another participant speculates on the behavior of gravitons in relation to the universe's expansion and mass depletion.
  • There is a query about the relationship between moduli in stringscape and metrics in general relativity, focusing on their roles in determining the shape and size of spaces.
  • Some participants share resources, such as videos, to aid in understanding string theory, indicating a desire for clearer explanations.

Areas of Agreement / Disagreement

Participants express a mix of support and skepticism regarding string theory, with no clear consensus on its validity or implications. Multiple competing views are presented, particularly concerning the universe's dynamics and the nature of string theory itself.

Contextual Notes

Some claims rely on assumptions about the nature of the universe and the interpretation of string theory, which remain unresolved. The discussion includes references to external resources and critiques that may not be universally accepted.

renfield
What is a string theory hype anyway?
 
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Originally posted by renfield
What is a string theory hype anyway?

a string theory is a theory wherein the fundamental objects are 1-dimensional relativistic quantum strings, instead of the more traditional quantum field theory, where the fundamental objects are relatvistic quantum waves.

the hype is that string theory may be able to unite gravity and quantum theory, which is the most important goal in modern theoretical physics today.
 


Originally posted by toe21k

wow... you sure don t have much to contribute.

you know, sometimes the best thing you can add to a conversation is silence...
 
Oops... :-

Everyone is a Student...

Given the Cosmic Memory...

So what [?]

http://superstringtheory.com/forum/philboard/messages20/142.html

 
Last edited by a moderator:
Originally posted by toe21k

i take back what i said. you have so much to contribute. wow

mods: TD please.
 
Does math prove that the universe is not expanding but may be contracting and matter is imbedded in a membrane
 
maybe gravitons don't escape but as the universe expands it depletes the mass?
 


Originally posted by lethe
wow... you sure don t have much to contribute.

you know, sometimes the best thing you can add to a conversation is silence...

It's just a bot. Take a look at the Superstring theory boards to see some boards spammed by the same author.
 
  • #10
Moduli in stringscape

Are moduli in stringscape like metrics in general relativity because both determine the shape and size of spaces?
 
  • #11
Here is some video to explain it better

Here are some great videos that will explain string theory for you

i had to watch them 2 times to get the full impact of Them... there are 24 episodes that total 3 hours. watch the episodes in order according to the hour that they are in. i love these episodes b/c they are a nova special

Click here to see The Superstring Theory explained w/steaming video
 

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