diff --git a/michelson_morley.tex b/physics/michelson_morley_it.tex
similarity index 97%
rename from michelson_morley.tex
rename to physics/michelson_morley_it.tex
index 4538a0f..671d4f9 100755
--- a/michelson_morley.tex
+++ b/physics/michelson_morley_it.tex
@@ -12,7 +12,7 @@
 \usepackage{fontspec}
 \setmainfont{Open Dyslexic}
 %
-\title{Schema esperimenti di Michelson e Morley}
+\title{Schema esperimento di Michelson e Morley}
 \begin{document}
 	\begin{tikzpicture}[>={[inset=0,angle'=27]Stealth}]
 		%
diff --git a/pdf/michelson_morley.pdf b/physics/pdf/michelson_morley_it.pdf
similarity index 96%
rename from pdf/michelson_morley.pdf
rename to physics/pdf/michelson_morley_it.pdf
index 3f28528..7f4a299 100644
Binary files a/pdf/michelson_morley.pdf and b/physics/pdf/michelson_morley_it.pdf differ