Some viruses mutate more rapidly than others. Learn more about why that is and what that means for your health.

Despite the importance of GoF modifications, they have sometimes faced misplaced concerns or opposition that could lead to their being overregulated or even banned.

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 ...

"A bird flu pandemic would probably be quite severe, potentially even more severe than the pandemic we experienced." ...

US health secretary Robert F. Kennedy Jr. has announced he is canceling US $500 million (£374 million) of research into mRNA vaccines, citing unproven concerns about their safety and long-term effects ...