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 ...

Over the past several months, bird-flu numbers have been steadily ticking up, especially among farmworkers who interact ...

Health officials have identified another possible case of bird flu in a child — this time in San Francisco. The San Francisco ...

The nation's first human death due to the bird flu occurred this month, the latest development in a global outbreak that, ...

A researcher at Brigham and Women’s Hospital said the bird flu virus needs to be taken seriously so it doesn’t become the ...

Amid an avian flu outbreak that has hit California hard, San Diegans are turning to a long-time source of fresh eggs.

The latest science news, including the first human death from bird flu in the US. Plus, Titans of Science returns with Marc Abrahams, the master of making science funny. Dr Chris Smith and the Naked ...

A person in Louisiana exposed to bird flu by a backyard flock has died. This marks the first U.S. human death linked to H5N1 ...

After the first reported bird flu-related fatality in the United States, local experts are urging officials and healthcare providers to take a closer look at preparations related to the virus.

Genetic sequences of H5N1 bird flu viruses collected from a person in Louisiana who became severely ill show signs of development of several mutations thought to affect the virus’ ability to ...

H5N1 has infected 66 people in the United States since early 2024, mostly causing mild illness. A Louisiana man was the first to get severely sick.

Officials say the bird flu has also killed 20 big cats, including a tiger, at a sanctuary in Washington State. NBC News' David Noriega reports.Dec. 27, 2024 ...