Science is the knowledge about the earth, surroundings and environment and the living beings involved. Science offers new information and revelations of many things we do not know. day by day, science is progressing. Now science has helped man reach the moon, which was once unknown to man as a satellite. Every invention in technology or medical techniques is based on scince and scientific research. This has helped in progress related to detection of disesses and treatment also. Hence science will certainly lead to a better future for mankind.