Federal health officials have confirmed unsettling new details about the first United States case of severe bird flu, ...
A virologist explains that why this probably isn’t the big one — but that it’s a sign of bad things happening with the virus.
A dozen more dairy herds in California have been stricken with bird flu as the virus continues to infect animals and humans ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback