text: )and NASA is'nt hiding proof of life on Mars . And in the the end the theories are just theories no matter how entertaining or true they seem to be .In the article, "Making Mona Lisa smile", by Nick D'Alto, the author explain how a new technology called the Facial Action Coding System enables computers software to detect human emotions. The use of this technology can help teachers recognize their students feelings or emotions in order to help them in the areas they need help in. The author states, "the new-recognition software tracks these facial movements-in a real face or in the painted face of Mona Lisa". The new technology can help teachers recognize if the contents being taught in class is boring or confusing for the students and it will help the teacher to clarify or modify the lesson or determine a way to help the students understand the materials.