An essay about light, the appearance of objects, and the theory of relativity, for non-physicists.
The goal for this project is to turn it into a book on the theory of relativity, for non-physicists, and it's still work in progress.
Originally written on March 23, 2014.
I'm sharing this work under the Creative Commons Attribution-ShareAlike 4.0 International (CC BY-SA 4.0) license. See the LICENSE file for more information.