The Robots will be bringing many changes in the activities of humans and the days are not so far to see the robots which can think logically as well as ethically . The research over this has gained momentum in Japan and across the world and the robots will also be playing a pivotal role in the security as well as defence . The scientists are designing a software which can make the robots which can prevent danger and the research of humanoid robots has increased to make the human life more simpler . . . . . .