The convergence of multiple flu strains in one animal can allow new virus strains to form—just as they did in past pandemics.

Avian flu in dairy cows could stick around on US farms forever, and is raising the risk of outbreaks in mammals—including ...

A patient in Missouri who was hospitalized after an infection with bird flu had the H5N1 strain of the virus, the US Centers ...

The number of California dairy herds reported to have outbreaks of H5N1 bird flu has grown to eight.

The U.S. Department of Agriculture has approved field trials for bird flu vaccines among cattle, but one Utah State ...

With the approach of fall and cooler weather across the United States, officials say the risk posed by the H5N1 bird flu ...

Dozens of virologists gathered in Durban, South Africa this week to discuss topics including pandemic preparedness and ...

Mystery H5 flu case had a close contact who was ill at same time; CDC hopes blood tests will show if there was a connection.

California condor researchers track every rare survivor in the nearly-extinct species, and mourn the loss of a Colorado visitor to poaching.

The government says efforts to position vaccines that target the flu circulating in dairy cows are nearly complete.

Federal officials are still trying to determine how a Missouri resident with no known exposure to bird flu, contracted the ...

Aug. 20, 2024 — Scientists have discovered why the flu vaccine can perform poorly. They found that a specific type of immune cell, called T follicular helper cells, indirectly controls the anti ...