The bird flu was long known to poultry farmers. Here’s why the dairy industry was caught off guard by its jump to cattle.

Amarsy: I wanted to understand what virologists like Luis are discovering about bird flu and how they might try to protect us if it does start jumping between humans.

H5N1 has led to a bird flu outbreak in humans the U.S. Will it cause a pandemic? Experts warn about virus mutations as first U.S. patient dies in Louisiana.

Wisconsin’s county fair season is around the corner. This will be the second year that exhibitors are required to test some ...

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

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.

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

New study reveals H5N1 bird flu virus can survive in raw milk for over a week, raising concerns for those handling or consuming it.

Long Island’s last commercial duck farm is rebuilding after a bird flu outbreak forced the destruction of its entire 100,000-bird flock in January.

Long Island’s last commercial duck farm is rebuilding after a bird flu outbreak forced the destruction of its entire 100,000-bird flock in January.