What Exactly Is a 'Wormhole'?: - From Scientific American's "Ask the experts", with answers by Richard F. Holman, William A. Hiscock, and Matt Visser.
White Holes and Wormholes: - 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.
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.
Wormholes Mystery of the Universe
York Dobyns on Wormholes, Quantum Mechanics, and t