The convergence of multiple flu strains in one animal can allow new virus strains to form—just as they did in past pandemics.

An extensive look at wastewater samples taken across the United States from May to July found traces of the H5N1 bird flu ...

Avian flu in dairy cows could stick around on US farms forever, and is raising the risk of outbreaks in mammals—including ...

With cold and flu season approaching, it’s worth knowing about another virus out there—albeit extremely rare: bird flu. Like ...

Highly pathogenic avian influenza, commonly called bird flu, struck poultry facilities in several states this year. That ...

The H5N1 virus, initially restricted to Eurasia and Africa, has since spread to North and South America and even reached ...

Colorado’s outbreak of avian flu in poultry and dairy cattle seems to have died down, though the state continues to monitor ...

Several labs will work with federal health authorities to develop a test for avian influenza, as the number of human cases ...

The avian flu virus has been widespread in U.S. poultry as well as herds of dairy cows, raising alarms that the virus might ...

Mysterious US bird flu case in person without any known contact with an infected animal raises spectre of human-to-human ...

Few states put on a show like the World Dairy Expo in Wisconsin, where 50,000 visitors from nearly 100 countries will see ...

San Diego County is now the fifth location in California to detect the bird flu, county officials announced Monday.