A 13-year-old girl in British Columbia who was hospitalized with bird flu for several weeks late last year harbored a mutated version of the virus, according to a report published this week in the New ...

As the seasonal flu picks up, there are even more opportunities for the bird flu to acquire mutations as the different influenza viruses mix. A 13-year-old girl in British Columbia who was ...

The Nipah virus is the latest zoonotic pathogen to have the world on alert. (RUSLANAS BARANAUSKAS/Science Photo Library/) ...