Missouri's case sparked "global concern" since it was the first time a human who had no known contact with animals was confirmed with the virus.

Virus experts from more than 40 countries are issuing an “urgent call to action” about bird flu, warning about a rising threat from H5N1 avian influenza. As worries grow about the potential for a ...

Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. H5N1 bird flu has been making a lot of headlines since last year, and for good reason: since March 2024 this subtype of ...

Seventy U.S. H5N1 cases reveal unusual patterns: fewer deaths than abroad but much higher risk than seasonal flu ...