Editing Principle of relativity (section)

==External links==
{{Wikisource portal|Relativity}}
{{Wikisource|Relativity: The Special and General Theory}}
* [http://en.wikibooks.org/wiki/Special_Relativity Wikibooks: Special Relativity]
* [http://relativity.livingreviews.org/ Living Reviews in Relativity] – An open access, peer-referred, solely online physics journal publishing invited reviews covering all areas of relativity research.
* [https://web.archive.org/web/20151218205507/http://mathpages.com/rr/rrtoc.htm MathPages – Reflections on Relativity] – A complete online course on Relativity.
* [http://www.adamauton.com/warp/ Special Relativity Simulator]
* [http://www.black-holes.org/ A Relativity Tutorial at Caltech] – A basic introduction to concepts of Special and General Relativity, as well as astrophysics.
* [http://web.mit.edu/mitpep/pi/courses/relativity_gravity.html Relativity Gravity and Cosmology] – A short course offered at MIT.
* [http://www.phys.unsw.edu.au/einsteinlight Relativity in film clips and animations] from the University of New South Wales.
*[https://www.youtube.com/watch?v=C2VMO7pcWhg Animation clip] visualizing the effects of special relativity on fast moving objects.
*[http://www.relativitycalculator.com/ Relativity Calculator – Learn Special Relativity Mathematics] The mathematics of special relativity presented in as simple and comprehensive manner possible within philosophical and historical contexts.

{{Relativity}}

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[[Category:Theory of relativity]]
[[Category:Theories]]