Science is a category which consists of 4 subjects. These four subjects are mathematics, chemistry, physics and biology. Mathematics is the branch of science which is mainly related to numbers, Chemistry is related to atoms, chemicals etc, physics is the study related to motion, force, pressure etc and Biology is the study of plants, animals and human beings.

In today's world, 
science and technology has a reached a great height. We have many modern gadgets which we use almost every day. Some of the gadgets that we use in our daily life are computer, laptop, television, washing machine, telephones, mobile phones etc.

The Indian army has become very advanced. Many new weapons have been invented for protection of our country which can be used during the wars. These weapons are very powerful and can even be operated through remotes and computers.

The hospitals are now being able to treat many new diseases. New medicines have been invented so as to cure dangerous diseases. Scientists are still researching for more advancement in the field of science. We are hoping that our life will become more advanced and easier to live in the future.

major problem which has occurred due to the advancement of science and technology is the pollution. We are also hoping that something will be done to face this problem and also some solutions for this will be discovered.