The U.S. Department of Agriculture is considering vaccination plans to protect poultry and cattle, including dairy cows, from ...

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

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

Influenza viruses like bird flu can mix and match their genomes, and this has played a role in at least three of the last ...

The virus, which scientists call H5N1, has spread like wildfire around the globe in recent years, surprising and horrifying ...