| Topological Defects in Cosmology A review by Ajit M. Srivastava of various topological defects in particle theoryu models of the early universe (in PDF format). | |
| Topological Defects and Cosmology A review of the effects of defects in cosmology, by Robert H. Brandenberger. | |
| Topological Defects A site with links to papers and workshops on topological defects in cosmology | |
| Topological Defects This is an introductory set of lecture notes on topological defects, given to an audience with interests ranging from astronomy to particle physics. | |
| Formation, Interaction and Observation of Topological Defects A survey of defect distributions in first-order phase transitions, by Tanmay Vachaspati. | |
| Cosmic Strings and other Defects A series of articles on topological defects in the universe | |
| Cosmic Strings A review by M.B. Hindmarsh and T.W.B. Kibble of the physics which predicts the properties of cosmic strings and topological defects. | |
| Traveling Through Time Newton, Einstein, special relativity theory, quantum mechanics, equations, Lorentz factor, radius of Schwarzschild, wormholes, tunnel effect and parallel universe. | |
| Time, Time Travel & Traversable Wormholes Links to articles and sites about the possibility and impossibility of time travel. | |
| Time Travel-NA Time Travel-NA is a small website set up by irish students to see if time travel is possible. Contained in the site is a small list of the different methods of time travel. | |
| Time Travel: Is It Possible Interview with Steven Gibbs, documented incident of possible time-slippage, scientific premises of possibility, warping time, cosmic strings, paradoxes, wormholes, black holes, movie and book reviews. | |
| Time Travel Unusual Newton, Einstein, relativity and links. | |
| Time Travel Reality Parallel experiences, creational geometry, deja vu, spacetime continuum, Philadelphia Experiment, Bermuda Triangle and links. | |
| Time Travel Presentation Mathematical holism, equations and phenomenon. | |
| Time Travel Portal A forum about time travel. | |
| Time Travel Paradoxes Closed temporal loop, thermodynamics,entropy, alternative universe and Ockham's Razor. | |
| Time Travel Institute Discussion forum, theories and concepts, mass media, around the world and the store. | |
| Time Travel Examined Paradox, Newton, Einstein, Godel, rotation and negative energy. | |
| Time Travel and Paradox Time lines, movements, parallel universes and dealing with phenomena. | |
| Time Travel and Modern Physics Paradox, Cartesian product, closed time-like curves, partial Cauchy surface, acyclic lattice, glancing blow continuations, multiple wormhole traversals, equations and diagrams. | |
