Rotating Universes And Time Traveling Thesis, Mach's principle, Einstein's general relativity, equation and diagram. http://www.ettnet.se/~egils/essay/essay.html
Time Travel - Fact Or Fiction The science fiction paradigm, conservation laws, general relativity, paradoxes, tachyons and graphs. http://math.ucr.edu/home/baez/physics/Relativity/GR/time_travel.html
General Relativity Around The World general relativity around the world. relativity Servers. NCSA relativity Group;Gravitational Physics relativity Aristotle University of Thessaloniki. http://www.astro.auth.gr/Science-Subjects/Gravity/Gravity_Links1.html
Quantum Mechanics Versus General Relativity Quantum Mechanics versus general relativity. The classical hypothesis of Einsteinwas general relativity is more fundamental than Quantum theory. http://www.berlinet.de/schmelzer/PG/QMvsGR.html
Tensors And Relativity A complete online course in tensors and relativityCategory Science Physics relativity Courses and Tutorials http://vishnu.mth.uct.ac.za/omei/gr/
Spacetime Wrinkles Major advances in computation are only now enabling scientists to simulate how black holes form, evolve, Category Science Physics Education How can we see them? relativity Goes Digital. Will Einstein's theory of gravitationcontinue to prevail in decades to come? relativity Roundup. http://archive.ncsa.uiuc.edu/Cyberia/NumRel/NumRelHome.html
Gerard t Hooft Recipient of the 1999 Nobel Prize in physics for work in electroweak interactionsCategory Science Physics Quantum Mechanics People Undergraduate lecture notes The lecture notes Introduction to GeneralRelativity (in English) click here. These notes now also http://www.phys.uu.nl/~thooft/