When you get the flu, viruses turn your cells into tiny factories that help spread the disease. In this great animation that makes this complex process much easier to understand, NPR’s Robert Krulwich and medical animator David Bolinsky explain how a flu virus can trick a single cell into making a million more viruses.
By now, all of us are aware that the novel coronavirus originally came from an animal source. This is nothing new, though. Throughout human history, a number of viruses have been jumping out of nature and into humans. Scientists say that while viruses may start in animals, they still need to go through five or […]