West Nile virus activity is starting earlier than it has in years, with the CDC warning it is now seeing the highest number of human cases of the nasty mosquito-borne disease since 2004. At least 48 ...

Disease management is a significant aspect of aquaculture, a vital industry and major food source. One of the most serious threats is a disease caused by the nervous necrosis virus (NNV), which can ...

Scientists believe that the Bundibugyo virus persists in an animal species, occasionally spilling over into humans. But they have yet to identify the species. By Carl Zimmer Since April, an outbreak ...

Most pandemics start when a pathogen spreads from animals to humans. It’s a leading explanation, in fact, for the COVID-19 pandemic: the SARS-CoV-2 virus, which causes COVID-19, is a cousin to ...

Scientists found that one tiny genetic change can completely alter how a coronavirus behaves in different species. Comparing SARS-CoV-2 with a closely related bat-only virus, they showed that a single ...

A newly discovered virus hiding inside a common gut bacterium could help explain one of medicine’s long-standing mysteries: why a microbe found in both healthy people and cancer patients is linked to ...