The H5N1 bird flu appears to be stampeding through dairy farms in California, the country's largest milk producer. Over the ...

The latest human case of bird flu in the U.S. occurred in a patient with no reported exposure to affected animals, sparking ...

Oseltamivir has a controversial past. Governments around the world have spent billions of dollars to stockpile the drug since ...

Beloved native swans are particularly susceptible to a deadly strain of bird flu, according to scientists who fear for native ...

A third close contact of a patient in Missouri who was hospitalized with H5N1 bird flu has reported that they also ...

The H5N1 bird flu has been spreading widely among wild birds, poultry, cows and a growing number of other animals NBC ...

The mandatory testing comes as the total number of infected herds in California has risen to 17. Nationally, officials have ...

The world is watching how the U.S. is responding to the H5N1 bird flu outbreak in dairy cattle, a top WHO official said.

A second health worker developed milk respiratory symptoms after caring for a person hospitalized in Missouri with H5N1 bird ...

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 ...

Three more California dairy herds have been infected with H5N1 bird flu. A new case of human infection has also been reported ...