Year: 2014 Pages: 6
The concept speed of light is a most debated subject in physics. However, the concept direction of light is also important. This article presents an ambiguity in the concept direction of light. This ambiguity is very important regarding the interpretation of an empirical result concerning light and ether. It is demonstrated, in this article, that it is interpretational errors that are the real cause of the great confusion in modern physics regarding the use of waves or particles to describe light.