How Does String Theory Explain the Universe?

In summary, a string theory is a theoretical framework that proposes the fundamental objects of the universe as 1-dimensional relativistic quantum strings rather than quantum waves. The hype surrounding this theory is its potential to unite gravity and quantum theory, a major goal in modern theoretical physics. However, there is also discussion about the possibility of string theory being physically wrong. Moduli in string theory are similar to metrics in general relativity in that they both determine the shape and size of spaces. For a better understanding of string theory, there are a series of 24 videos totaling 3 hours that explain it in detail. They can be found in order on a Nova special called "The Superstring Theory."
  • #1
renfield
What is a string theory hype anyway?
 
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  • #2
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.
 
  • #4


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...
 
  • #5
Oops... :-

Everyone is a Student...

Given the Cosmic Memory...

So what [?]

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

 
Last edited by a moderator:
  • #6
Originally posted by toe21k

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

mods: TD please.
 
  • #7
Does math prove that the universe is not expanding but may be contracting and matter is imbedded in a membrane
 
  • #8
maybe gravitons don't escape but as the universe expands it depletes the mass?
 
  • #9


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
 

1. What is string theory?

String theory is a theoretical framework in physics that attempts to explain the fundamental nature of matter and energy. It proposes that the smallest building blocks of the universe are not particles, but rather tiny, vibrating strings.

2. How does string theory differ from traditional particle physics?

Unlike traditional particle physics, which assumes that particles are point-like objects with no physical size, string theory suggests that particles are one-dimensional strings that vibrate at different frequencies. This provides a more unified and comprehensive approach to understanding the fundamental forces of nature.

3. What is the significance of string theory?

String theory has the potential to unify the four fundamental forces of nature (gravity, electromagnetism, strong and weak nuclear forces) into one elegant framework. It also provides a possible framework for reconciling the theories of general relativity and quantum mechanics.

4. Is string theory testable?

Currently, string theory is still a theoretical concept and has not been fully tested or proven. However, there are some proposed experiments that may provide evidence for string theory, such as studying the properties of black holes or using particle accelerators to search for evidence of extra dimensions.

5. Are there different versions of string theory?

There are several different versions of string theory, including bosonic string theory, superstring theory, and M-theory. These versions differ in the number of dimensions they require and the types of particles they predict. However, all versions are based on the fundamental concept of one-dimensional strings as the building blocks of the universe.

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