In recent months, bird flu has started raising red flags among scientists and public health officials. Apoorva Mandavilli, a New York Times reporter who covers infectious diseases, explains why we ...

The first human death caused by H5N1 in the U.S. was reported in Louisiana on Jan. 6. Here's what to know about bird flu.

H5N1 bird flu has resurged in Michigan, affecting poultry, cattle, and various wild animals across the state. The virus poses ...