Journey of humans overcome dangerous diseases in history
pandemic is a nightmare haunting human civilizations for centuries. from black death, smallpox, spanish flu to ebola, sars and covid-19. these diseases appear like assassins left
Tags : smallpox
Successfully synthesizing smallpox virus, the risk of a deadly epidemic returning or the development of chemical weapons?
a group of scientists from the university of alberta, canada have synthesized a strain of artificial smallpox virus, a study published in science makes many people fear about the