Origins of Giant Viruses (IMAGE) Cactus Communications Caption Scientists investigate the evolution of Mimivirus, one of the world's largest viruses, through how they replicate DNA. Researchers from the Indian Institute of Technology Bombay shed light on the origins of Mimivirus and other giant viruses, helping us better understand a group of unique biological forms that shaped life on earth. Credit Indian Institute of Technology Bombay Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.