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White Holes and Wormholes - http://casa.colorado.edu/~ajsh/schww.html
Illustrations of White Hole and wormhole geometry, plus a visualization of what the view through a wormhole would look like. One of Andrew Hamilton's excellent pages about visualizing relativity. |
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Why Wormholes? - http://www.mcs.vuw.ac.nz/~visser/general.shtml#why-wormholes
Brief article by Matt Visser (Victoria University of Wellington) about why the concept of a wormhole, originally more science fiction than science, has become interesting for serious physicists. |
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Descriptive Methods for the Examination of Wormholes and Black Holes - http://www.theorie.physik.uni-muenchen.de/~marco/poster/1.html
Presentation by Marcus Baumgartl (Munich University) about wormholes, their description within general relativity (including Penrose diagrams), and their role for time-travel. |
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What Exactly Is a 'Wormhole'? - http://www.sciam.com/askexpert_question.cfm?articleID=000998FD-65C6-1C71-9EB7809EC588F2D7
From Scientific American's "Ask the experts", with answers by Richard F. Holman, William A. Hiscock, and Matt Visser. |