Always there; several questions stand in human mind about the existence, the existence of himself and of course of his surrounding nature. Here further scientific description of our living world is going to clarify about the nature and the mankind along with the other living world that how this entire network of living creatures of our planet got appearenceand continues in all the possible regions of AIR, TERITORRY AND AQUA having so diverse and wonderful identity. Here we are going to have a review of the existence of surrounding nature in a sequent and systematic manner where the scientific vision of the universe and the Earth is going to be visualized. The appearance and evolution of the living world, from the smallest living being as a virus or a bacteria to the huge animals still known such as Dinosaurs including all the existing creatures along with human.The story of past 3.6 billion years of the living beings including the descent of human being that how and when the mankind could get developed, understanding the diversity of living creatures, aim of being a living being, the theme behind the sexual behavior, also understanding the modern view of the social appearenceof mankind.Great endless Universe, the Earth and it's origin along with the origin and evolution of life; so many topics like these are going to be reviewed and answered further with various logics. A new definition of life is going to be launched for the common man through this book in a satisfactory way with a strong and sensitive logic.