H5N1 avian influenza has long been a concerning virus. Since its discovery in 1996 in waterfowl, bird flu has occasionally ...

Bird flu was nearly everywhere in the U.S.—in chickens, cows, pet cats and even humans. Cases have gone down, but experts ...

The H5N1 avian flu is circulating in cows and other mammals. Whether it will make a permanent leap to humans is another ...

For months, bird flu was seemingly everywhere in the U.S.: news headlines reported the highly pathogenic H5N1 avian influenza ...

Farm workers facing possible arrest would likely resist getting tested for bird flu should there be a resurgence this fall, ...

California’s state veterinarian tells U.S. House subcommittee that because infected dairy cattle are allowed to develop ...

A deadly bird flu has jumped to entirely different species - and they're in your house now. The H5N1 Bird Flu was was detected in house flies in California, according a Twitter account dedicated to ...

Spain has reported an outbreak of highly pathogenic H5N1 bird flu on a fattening turkey farm in the southwestern region of ...

Spain has reported a significant outbreak of the H5N1 bird flu strain at a turkey farm in Extremadura. The avian influenza ...

Some 4.8 million doses of flu vaccine are now being prepared for use in response to the growing U.S. outbreak of highly pathogenic avian influenza, or H5N1, officials say.

A new paper from a team of Cornell University researchers shows that the highly pathogenic avian influenza H5N1 virus causes ...