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

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

Vaccinating birds against bird flu reduces the spread of the disease, but may have unintended consequences. This is the warning of a new paper in the journal Science Advances, which concluded that ...

Although the avian flu (H5N1) virus may not be making the news as frequently, it is still working hard behind the scenes, ...

If rapid tests can be employed on a mass scale, H5N1 bird flu outbreaks can be much more easily controlled.

HHS Secretary Robert F. Kennedy Jr. and Secretary of Agriculture Brooke Rollins have expressed interest in letting H5N1 ...

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 CDC ends its emergency response to H5N1 bird flu after recording 70 human cases and one death nationally, even as experts ...

Bird flu continues to spread quickly through the U.S. farm system because that system is inherently a viral playground.

Experts urge U.S. to prepare for possible new pandemic as H5N1 bird flu outbreak spreads with dairy animal and human cases. Here's what to know.

The bird flu virus has infected over 1,000 dairy herds and caused 70+ human cases across America. Learn 5 vital facts about H5N1 and the measured response ...

Moderna has interim data it says support advancing its avian influenza vaccine into a late-stage clinical trial, but the U.S. government has canceled the federal contract that would have financed ...