A child ill with fever and conjunctivitis in San Francisco tested positive for bird flu but had no known source of ...

In early December 2024, a group of researchers published an article in the journal Science, entitled "A single mutation in ...

Avian flu is rampant in poultry farms and in wild birds in the U.S. Every mutation brings the virus one step closer to the ...

Since early 2024, the U.S. has logged 66 human cases of H5N1. Scientists are keeping a watchful eye on the virus’s spread as we enter a new year.

The virus impacts milk production and poses significant risks to other bird species, particularly domestic poultry as well as ...

Current strains of bird flu are “poorly suited for pandemic potential,” said Dr. Shira Doron, a Tufts Medicine infectious ...

Teal the Chilean flamingo had just been born last fall and Slater the harbor seal was often seen training with keepers ...

Health experts told Newsweek about the threats posed by the viruses and shared the best ways to protect oneself.

As health officials track bird flu cases, we're getting answers about what this could mean for human transmission.

Why the results surprised anyone is itself a surprise. After the state of California began testing dairy herds for highly ...

Researchers have identified nine mutations in a bird flu strain from a person in Texas. Bad news: this strain is more capable of causing disease and replicates better in the brain. Good news: approved ...

Bird flu has struck several states in the country, causing an egg shortage, leading to rising prices. A Philadelphia sports ...