The idea is biologically plausible and historically grounded — and it reframes how we think about the origin of pandemics.

A Federal Court ruling has rejected the farm's bid to prevent the killings, which were ordered after an outbreak of avian flu Access articles from across Canada with one account. Share your thoughts ...

H5N1 clade 2.3.4.4b has recently emerged as a significant concern for animal and human health due to its ability to infect multiple mammalian species and its ongoing circulation in wild birds, cattle, ...

Genetic analysis confirms that a reassortment event in wild birds preceded a single transmission to cattle, after which asymptomatic or presymptomatic cattle facilitated the virus's spread across ...

Today, the Global Virus Network (GVN), representing eminent human and animal virologists from 80+ Centers of Excellence and Affiliates in 40+ countries, published a comprehensive analysis and call ...

Understanding the material basis of adaptive evolution has been a central goal in biology dating back to at least the time of Darwin. One focus of current debates is whether adaptive evolution ...

Avian influenza infections in the US have been rising over the past year, but there’s no evidence so far that people can infect each other with this strain of the virus.