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

A second type of bird flu has been found in U.S. dairy cows for the first time, the U.S. Department of Agriculture announced ...

When it comes to the potential of H5N1 avian flu, otherwise known as bird flu, picking up mutations that may lead to human-to ...

Bird flu, also known as H5N1, continues to spread among U.S. livestock, driving up egg prices and worrying public health ...

At least four cattle herds in Nevada have tested positive for a strain of H5N1 bird flu never before seen in cows, state ...

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 strain of bird flu has been detected in U.S. dairy cattle, marking the first confirmed infections of this particular ...

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

The National Weather Service, which is suffering its lowest staffing in decades, is staring down further cuts and the ...