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

Doctors and researchers said the moves will make it harder to detect potentially dangerous changes. If the virus continues to ...

From the outset of the Trump administration, bird flu, or H5N1 avian influenza, has flown rather conspicuously — and in fact ...

The Trump administration is suing California over its animal welfare laws, claiming they unconstitutionally raised egg prices ...

The U.S. Centers for Disease Control and Prevention ended its emergency response for bird flu as the outbreak that sickened ...

New versions of the H5N1 virus are increasingly adept at spreading. Suggestions to either let it rip in poultry or vaccinate the birds could backfire.

The Department of Justice filed a lawsuit against California, arguing the state's animal welfare law preempts federal law and ...

Accusing California of imposing “unnecessary red tape” on the production of eggs, the Trump administration is suing the state ...

The Centers for Disease Control and Prevention (CDC) has ended its emergency response to the H5N1 avian flu. A spokesperson ...