With the COVID-19 pandemic showing no signs to disappearing in the near future scientists are desperately trying to find a vaccine for the virus. There are many trials going on in different parts of the world. But there is no concrete evidence yet of any cure. The US firms Moderna and Novavax have already started their second phase of human trials and many other companies have also moved on to human trials. In a new development on the vaccine front Oxford University's COVID-19 vaccine trial on rhesus macaques shows promise. Researchers are trying to develop a vaccine made with proteins