What is M Theory? Understanding the Basics of this Fascinating Concept

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M Theory is a theoretical framework in physics that unifies various string theories, suggesting that fundamental particles are not zero-dimensional points but rather one-dimensional strings. It posits the existence of multiple dimensions beyond the familiar four, which can help explain the fundamental forces of nature. Stephen Hawking's "The Universe in a Nutshell" offers a brief overview of M Theory, particularly in its third chapter. For a more in-depth understanding, works by Brian Greene, such as "The Elegant Universe," and Michio Kaku are recommended. M Theory remains a complex and evolving area of study in theoretical physics.
Kakorot
i overheard someone talking about something called the M theory. They mentioned the string theory too (which i know about), but I have no idea what M theory is. Can someone please inform me?
 
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Kakorot said:
i overheard someone talking about something called the M theory. They mentioned the string theory too (which i know about), but I have no idea what M theory is. Can someone please inform me?
Decent summary here:
http://www.damtp.cam.ac.uk/user/gr/public/qg_ss.html
 
Hmmmm

Stephen W. Hawking's book "The universe in a Nutshell" talks briefly on the subject, I believe in the... 3rd chapter? Or if you are listening to the CD it is on the second, to the best of my knowledge...
 
Ravine said:
Stephen W. Hawking's book "The universe in a Nutshell" talks briefly on the subject, I believe in the... 3rd chapter? Or if you are listening to the CD it is on the second, to the best of my knowledge...

I would quickly suggest Brian Greene, or even Michio Kaku, above Hawking. Try The Elegant Universe (by Greene).
 

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