Bird flu, also known as H5N1, has been around for decades. But a 2024 discovery came as a surprise to public health experts.

Federal officials tracking bird flu have found the virus on poultry farms, but experts say the outbreaks are not currently a ...

As more humans become infected by H5N1 bird flu, experts worry of a new pandemic with 70 human cases in the U.S. including 1 ...