Five years removed from the onset of Covid-19's global sweep, research into another subset of the coronavirus has scientists worried about another possible pandemic. This virus originated in bats, as ...

Helen Branswell covers issues broadly related to infectious diseases, including outbreaks, preparedness, research, and vaccine development. Follow her on Mastodon and Bluesky. You can reach Helen on ...

A 13-year-old girl in British Columbia who was hospitalized with bird flu for several weeks late last year harbored a mutated version of the virus, according to a report published this week in the New ...

Scientists have discovered that a rapidly-mutating, species-jumping virus is contributing to mass honeybee deaths that are threatening the U.S.'s multi-billion-dollar agricultural industry, honey ...

Any time a person catches H5N1, or bird flu, their infection is a chance for the virus to mutate in the wrong direction. When someone dies from the bird flu—as an elderly Louisiana man did on Jan. 6, ...

A new study has raised alarm bells about the potential for the H5N1 bird flu virus to evolve into a strain sparking a human pandemic. A single mutation in the virus currently ravaging dairy farms ...

A single modification in the protein found on the surface of the highly pathogenic avian influenza (HPAI) H5N1 influenza virus currently circulating in U.S. dairy cows could allow for easier ...

Every year, the race begins anew. Scientists scramble to track mutating viruses, pharmaceutical companies reformulate vaccines and public health systems brace for another season of jabs and logistics.

A new study shows that the effectiveness of current vaccines against porcine reproductive and respiratory syndrome virus (PRRSV) is due to the response of T cells against the disease, rather than the ...