Open Questions: Wormholes

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Introduction

Exotic matter


Recommended references: Web sites

Recommended references: Magazine/journal articles

Recommended references: Books

Introduction



Recommended references: Web sites

Site indexes

Open Directory Project: Worm Holes
Categorized and annotated links. A version of this list is at Google, with entries sorted in "page rank" order.
Galaxy: Wormholes
Categorized site directory. Entries usually include descriptive annotations.


Sites with general resources


Surveys, overviews, tutorials

Wormhole
Article from Wikipedia. See also Exotic matter.
The Birth of Wormholes
Short article from Physical Review Focus that summarizes the original paper of Einstein and Rosen which first suggested "wormholes".
New theory for time travelling wormholes
April 2000 news article about calculations that suggest the general theory of relativity may allow for wormholes.
What exactly is a 'wormhole'? Have wormholes been proven to exist or are they still theoretical?
September 1997 Scientific American "Ask an Expert" article, with response by Richard F. Holman.


Recommended references: Magazine/journal articles

Of Wormholes, Time Machines, and Paradoxes
J. Craig Wheeler
Astronomy, February 1996, pp. 52-57
Some solutions of the equation of general relativity allow for the existence of "bridges" between different parts of the universe and even for a sort of "time travel".


Recommended references: Books

Paul Halpern - Cosmic Wormholes: The Search for Interstellar Shortcuts
Plume Books, 1992
The book is intended for a popular audience and omits details of the mathematics and general relativity. Though necessarily speculative due to the subject, it is technically sound.

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