String Theory at the Millenium
A conference, January 12 - 15, 2000 organized by the theoretical physics group at Caltech.

The Official Superstring Theory Web Site
A comprehensive site of information for non-scientists with an interest in superstring theory.

The Second Superstring Revolution
A site which outlines the history and details of Superstring theory, as seen by one of its pioneers, Dr John Schwarz

Introduction to String Theory
A short course on classical and quantum string theory.

The First Superstring Revolution
An overview of basic suprstring theory by John Schwarz

Superstring Model Building Homepage
This WWW resource is maintained by the Fermilab Theoretical Physics Department. Its primary purpose is to provide detailed results of current efforts in superstring model building.

Stringy Black Holes
A set of notes of string theory in the presence of black holes.

Introduction to Non-Pertubative String Theory
In this review I discuss some basic aspects of non-perturbative string theory. The topics include test of duality symmetries based on the analysis of the low energy effective action and the spectrum of BPS states, relationship between different duality symmetries, an introduction to M- and F-theories, black hole entropy in string theory, and Matrix theory.

M-Theory
The theory formerly known as strings is presented in a non-technical format

String Theory in a Nutshell
A brief overview of the history and development of string theory

String Theory
A brief overview of superstring theory

Superstring Theory
An overview of string theory from Cornell University.

String Theory: A Happy Marriage of Geometry and Physics
An introductory description of this theory with references to current work being done in the Netherlands.

Strings '97
Pages for the String Theory-Conference of 1997 in Amsterdam/Netherlands.

The Quantum World and Superstrings
Review and discussion of implications of quantum theory, and how this has led to Superstrings and the Theory of Everything.

Finite Geometry in String Theory
A geometric model for a universal Grand Unified Theory, as it encompasses both 11D supergravity & superstring theory.

The Second Superstring Revolution
A web site about superstring theory featuring an article by Professor John Schwarz, one of the inventors of superstring theory.

Strings 2001 Conference
Pages for the String Theory-Conference of 2001 in Mumbai, India.

Strings 2002 Conference
Pages for the String Theory-Conference of 2002 held in Cambridge, United Kingdom.

Strings 2000 Conference
Pages for the String Theory-Conference of 2000 in Ann Arbor, Michigan.

Strings '99
Pages for the String Theory-Conference of 1999 in Potsdam/Germany.

M-Theory
Site discusses String theory, M-Theory, Gravity, and Modification to M-Theory

Interpretations of Superstring Theories
An overview of current superstring theories (including M Theory) and suggested paths of future research.

Superstring
A short article about superstring theory.

A Non-Perburtive Modification to M-Theory
Site gives complete history and reference of a Non-Perturbitive Modification to M-Theory in Ebook format

Superstrings! String Theory Home Page
Introduction to superstrings, M-theory, D-branes, p-branes, membranes, string theory, supergravity, supersymmetry

String Theory Reviews
An extensive list of downloadable review articles on string theory and related topics. (Except for the first category, the reviews are technical in nature.)

Beyond String Theory
An elementary introduction to the basic principles of string theory and m-theory.

Light Cone Quantization
These lecture notes review the foundations and some applications of light-cone quantization.[Postscript]

Lectures on String Theory in Curved Spacetimes
Recent progress on string theory in curved spacetimes is reviewed. The string dynamics in cosmological and black hole spacetimes is investigated and the methods of solving the string equations of motion in curved spacetimes are described.

Introduction to Superstring Theory
These four lectures, addressed to an audience of graduate students in experimental high energy physics, survey some of the basic concepts in string theory. The purpose is to convey a general sense of what string theory is and what it has achieved.[Postscript]

The Superstring Mystery
From the Cyclotron Notebooks.

Strings 2003 Conference
Pages for the String Theory-Conference of 2003 held in Kyoto, Japan.

Hunting for Higher Dimensions
Experimenters scurry to test new theories suggesting that extra dimensions are detectable.

Introduction to Superstring Theory
In these lecture notes, an introduction to superstring theory is presented. Classical strings, covariant and light-cone quantization, supersymmetric strings, anomaly cancelation, compactification, T-duality, supersymmetry breaking, and threshold corrections to low-energy couplings are discussed. A brief introduction to non-perturbative duality symmetries is also included.

What is String Theory?
A brief description of the basic idea behind String Theory, written for the general public. Includes many links to other sites on this topic.

Scientific American: The Future of String Theory -- A Conversation with Brian Greene
The physicist and best-selling author demystifies the ultimate theories of space and time, the nature of genius, multiple universes, and more