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

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.

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

While politicians pose in front of barns, tractors and fields for campaign ads, meaningful agricultural security policy sits ...

Researchers in China have discovered how the H5N1 virus initially invades the mammary glands of dairy cattle, potentially leading to last year's outbreak of bird flu across more than 1,000 dairy farms ...

Three years ago, when it was trickling into the United States, the bird-flu virus that recently killed a man in Louisiana was, to most Americans, an obscure and distant threat. Now it has spread ...

March 31, 2013 - Chinese authorities report the first human cases of infection of avian flu H7N9 to the World Health Organization. H7N9 has not previously been detected in humans.

Cambodia’s Ministry of Health recently confirmed the country’s twelfth human case of H5N1 avian influenza so far this year.

Bird flu is continuing to spread in animals across the US. Here's what you need to know So far, 70 human cases have been confirmed, according to the CDC.

"The Chinese poultry lineage may have experienced more vaccine-driven selection compared to other lineages," the researchers wrote.

In eagle nirvana, avian flu is decimating America’s national bird Once an endangered species, bald eagles, including at Voyageurs National Park in Minnesota, came roaring back to life.

And each time bird flu infects a person who’s already harboring a seasonal flu, the viruses will have the opportunity to swap genetic material, potentially speeding H5N1’s adaptation to us.