Galileo Galilei is called the "Father of science".The most important invention of science is electricity. The invention of electricity brings an incredible change in human civilization. It serves us in hunders and thousands of ways. It runs our trains,mills and factories. Electricity cools and keeps our house warm. Modern life is impossible without electricity. Invention of science have made our travelling fast and comfortable. We can reach safely at any part of the world within a few hours by buses, cars, trains, ships, airplanes, and other vehicles. A man has reached other planets with the help of rocket. Science also developed a way of communication. We can talk to anyone even if they are too far away from us. Not only talk to them but also we can see them on our mobile phones. The invention of mobile and internet gas reduced the distance between people. Science has cured man from very dreadful diseases by discovering vaccinations and medicines. Medical science is doing unbelievable improvements. Blood transfusion, and organ transplantation have now become possible with the help of science. Diagnosing the problem becomes much easier with the help of the invention of x-ray, ultrasonography, ecg, MRT, penicillin etc., science has given us cinema, Tv, radio, calculators, mobile phone, robots, cameras, computer and so on. Computer is a great wounder of science. These invention help in the field of education. Many invention and discoveries of science helps farmers grow a good quality crop. The harvesting, machines, tractors, manures and good quality seeds are the gift of science to a farmer. Along with the advantags everything has its own disadvantages. Science has drawbacks of its own. The invention of atom bomb and other dangerous weapons are a threat to the existence of humanity in the world. They can destroy bug cities and kill many persons in a few seconds. Big factories and other machines have made water and air polluted. Science is a great helper to modern man. It properly used, it can make the life of man healthier and happier. Man is called a master of the world. Today is the age of science and technology. A modern man cannot live his life without applying science and technology. Science does not necessarily mean tools equipped with technology, but it is all about innovation of new ideas, the discovery of knowledge based on facts. Science discovers facts after conducting a series of experimentation and it tests the universal validity of the innovation. Science has converted the world into a global village. Science is not limited to the sphere of the earth. It has studied the whole universe. Science has Smoothened the human's life in every aspect. From communication to transportation, entertainment to education, science has helped human beings by innovating new machines. A year's work is now a minute away and a thousand men's work is in the hands of a single person. Thanks to science which has not only discovered machines but also has removed many superstitions and evil social practices, as science has modernized the thinking of mankind. Due to the discovery of arms and ammunition, a country can ensure its sovereignty. However, science has evil results also. It has made man materialistic. Due to dependency om machines, man has become lazy. Physical involvement has become less and people have to suffer from many diseases. Pollution is a curse of science. Global warming and weather changes are common problems. People have started terrorism using science and technology. Social media has brought it's own evils. Science is a discovery by the man and for the man. So, it must be used for the utmost development of mankind. Without the application of science, one can never spend even a single day of his life.
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