Each week some revelation about bird flu seems to flutter through the news cycle. Here's what the latest research is saying about how it is spreading and how to keep yourself and your pets safe.

So far, the H5N1 virus isn't transmitted between people — but the CDC has found a mutation in a human case "concerning." ...

Avian influenza has spread far beyond the nation's birds, infecting all manner of creatures from zoo animals, wild mammals, ...

A new mutation and the first severe case of H5N1 bird flu discovered in a human in Louisiana has raised concern among some ...

The U.S. Centers for Disease Control and Prevention said on Thursday its analysis of samples from the first severe case of ...

Tiny genetic alterations could help the bird flu virus enter cells in the upper respiratory tract, the C.D.C. said. But there is no sign that mutations are widespread in nature. By Benjamin ...

Amid a "concerning" new mutation in bird flu that may indicate the virus could begin to more easily infect humans, what are ...

Although rare, dogs can contract bird flu. Getty Images "While rare, infections in dogs highlight the importance of early intervention," said Dr. Amy Attas, a New York-based veterinarian ...

A backyard flock of birds in Vermont tested positive for bird flu last week, state officials announced Thursday. The Vermont Agency of Agriculture, Food and Markets said the flock of 24 birds ...

The first human case of H5N1, more commonly known as avian influenza or bird flu, has been confirmed in Los Angeles County in California, in connection with an adult who was exposed to livestock.

The future of public media depends on viewers like you. A genetic analysis suggests the bird flu virus mutated inside a Louisiana patient who contracted the nation’s first severe case of the ...