Amid an outbreak of avian influenza, aka bird flu, that has spread to cows in nine states and one person in Texas, federal regulators have detected traces of the bird flu virus in pasteurized milk.

Scientists have discovered that H5N1, the strain of highly pathogenic avian influenza virus currently spreading in U.S. dairy cows, only needs a single mutation to readily latch on to human cells ...

Unlike the coronavirus, the H5N1 virus has been studied for years. Vaccines and treatments are available should they ever become necessary. By Apoorva Mandavilli Bird flu outbreaks among dairy cows in ...