Taking the Cosmic Shortcut
http://www.abc.net.au/science/slab/wormholes/default.htmArticle on the site of the Australian Broadcasting Corporation about the physics of time travel, from special relativity and time travel into the future to general relativity, Ron Mallet's time machine, and wormholes. By Elizabeth Warnes.
Submitted in section: Physics: Relativity: Time Travel: Taking the Cosmic Shortcut