Ever wondered who scientists are and how they come to happen. I mean who are the geniuses behind every great historical invention. It is human to wonder how a single or a couple of minds can come together and make a historical invention such as the vaccine for small pox or measles, or any other deadly disease that claims millions of lives if the necessary precautions are not taken to prevent its occurrence. Then this category of individuals who are life savers and who give us a permanent solution to epidemics are known as scientists. These individuals specialize in studying the human cells as well as the organs to understand how they function in order to [...]