[Lakshya]

Hi! Do any of you guys know about some free e-books on the topics of spacetime, matter, light, gravity, TOE, relativity, quantum mechanics.

[neutralino]

Hi Lakshya,

I don't know offhand of any freely available books on the topic, however I bet that there are lots of books available through google books: http://books.google.com

[Lakshya]

Originally Posted by neutralino Hi Lakshya, I don't know offhand of any freely available books on the topic, however I bet that there are lots of books available through google books: http://books.google.com

But these are not free!!!!!!!!!!

[neutralino]

Originally Posted by Lakshya But these are not free!!!!!!!!!!

A lot of the books on google books are available for free on either full access or limited preview. The latter means, in essence, that there are a few pages missing from the online version of the book.

[dleviwing]

Originally Posted by Lakshya Hi! Do any of you guys know about some free e-books on the topics of spacetime, matter, light, gravity, TOE, relativity, quantum mechanics.

Lakshya;
This site’s homepage will provides several free physics books in PDF format that you can download. This one will provide you with space-time and the other topics you asked for.
http://lightandmatter.com/cp.pdf