When Scientists Could Not Define the “Virus,” They Reinvented It Paid subscribers get one week of early access to all AntiViral episodes. A full-year subscription is currently 25% off. [Learn more about what comes with the subscription here.] In this episode of AntiViral, we explore the historical question that still haunts virology: What exactly is a “virus?” From the… Continue reading AntiViral Ep. 14: The Shifting Definition of Viruses