A new strain of H5N9 bird flu was detected at a commercial duck operation in California's Merced County. All the ducks were ...

"The Chinese poultry lineage may have experienced more vaccine-driven selection compared to other lineages," the researchers wrote.

A California duck farm made headlines this week after the World Organization of Animal Health published a report by U.S.

A team of virologists, infectious disease specialists and pathobiologists affiliated with several institutions in China and ...

The Centers for Disease Control and Prevention are monitoring the bird flu situation in the United States. Here's what to ...

The avian flu continues to circulate in parts of the world, including the U.S., infecting domestic poultry, cattle, and some humans. A study published in Scientific Advances examines how mass ...

The US Department of HHS is awarding the pharmaceutical company Moderna $590 million to continue developing a vaccine to protect against bird flu.

First U.S. detection of virulent H5N9 strain, at a California duck farm, draws scrutiny as evidence of genetic reassortment ...

The US does have vaccines against H5 viruses in its Strategic National Stockpile, but they are made with older technology.

A new strain of bird flu, H5N9, has been detected for the first time in the United States, raising concerns about h ...

As bird flu continues to threaten animals and public health, the U.S. government has stepped up its response. Experts says it ...