A robot similar to human race is now presented in the London Science Museum for display. This robot is similar in height and structure to human being. It is named Robot X Canton (REX). The amazing quality of this robot is that it has a same physical structure and organs, which are functional, as that of human beings. This robot has functional hands, feet, lungs, kidneys, liver, stomach, intestines etc. The most interesting thing is it has an artificial heart which works like a human heart and blood runs through its veins. Total cost in this robot is one million dollars.