undoubtedly, macedonian alexander is one of the history makers and effective miens in the history and civilization of human being. it is surprising that independent works on alexander in persian literature are much more than any other historical or mythical figure. in addition to many historical texts which are talking about alexander,s life and personality in detail, eight works have been writ...

Antibiotics, chemicals produced by microorganisms that kill other microorganisms, were discovered by Alexander Fleming in 1928. Antibiotics kill bacteria by breaking down their cell walls (Sun, 2005). As a result, they are effective treatments for bacterial infections. Prior to the discovery of antibiotics, people with simple wounds and infectious diseases could not be treated. These people oft...