A branch of the H5N1 bird flu family tree that hadn't previously been seen in cattle has now been detected in dairy cows.

Going out to breakfast with the family? Well, if you plan on going to Waffle House, you’re going to have to pay a little ...

While the risk to humans of exposure from cows or milk remains low, this new flu spillover from birds into cows raises the need for continued surveillance.

A new variant of the H5N1 bird flu — the same one that led to the death of a Louisiana man — has for first the first time ...

The U.S. government will pay the vaccine maker Moderna $176 million to accelerate development of a pandemic influenza vaccine that could be used to treat bird flu in people, as concern grows about ...

With the devastating 1918 pandemic in mind, US health officials saw an outbreak in Asia and swung into action. What happened ...

Researchers have a new hope for preventing severe illness from the bird flu after finding a groundbreaking antibody treatment ...

The strain of bird flu is distinct from what has previously been found in dairy cattle. The finding raises some worrying ...

Dairy cattle in Nevada have been infected with a new type of bird flu that's different from the version that has spread in ...

A version of the avian influenza virus different from the one rampaging through herds since last spring has been detected in ...

A second type of bird flu has been found in U.S. dairy cows for the first time, the U.S. Department of Agriculture (USDA) announced on Wednesday. Until recently, all dairy herds in the U.S. had been ...

Bird flu has decimated poultry flocks and infected cattle herds. The risk to humans is currently low, but that could easily ...