External links
| Wikisource has original works on the topic: Relativity |
| Wikibooks Wikibooks is a Wikimedia Foundation wiki for the creation of free content textbooks and annotated texts that anyone can edit has a book on the topic of Special Relativity |
| Wikiversity has learning materials about Special Relativity |
<<Table of Contents Special relativity (also known as the special theory of relativity or STR) is the physical theory of measurement in inertial frames of reference proposed in 1905 by Albert Einstein (after the considerable and independent contributions of Hendrik Lorentz, Henri Poincaré and others) in the paper "On the Electrodynamics of Moving Bodies" | Next>> | Show All>>