Google Glass is an incredible object.The first time that google glass has been used in 2013, is not a really glasses and they have been in use while a surgeon was operating on a patient in order that others doctors could see what was happening,you can ask some questions to the glasses, and everythings that you imagine. The elements that have used to built the glasses are: Iron or aluminium, glass and several microchips. this glasses have a little camera and a sensors. This sensors are have use in the famous program in TV called "El Hormiguero" for a girl that she was deaf (video)