Science and technology have improved our life in many ways. First of all, science together with technology plays a strong role in the industrialization as well as modernization of the world. It’s clearly seen that robots are now replacing humans in many factories especially nuclear ones. Moreover, there is no doubt that our daily life has been made a lot more convenient thanks to the help of science and technology. Medical science has also discovered new kinds of treatments for diseases which were thought to be incurable. An average person spends quite a lot of time using a computer or keeping in touch with his/her friends and families via such things as the