A new bird flu strain was detected on a California duck farm. But what's the difference between H5N9 and H5N1, and is it safe ...

If you’ve been to the grocery store recently, you may be wondering why eggs are so expensive compared to the not-so-distant ...

A new strain of bird flu has been confirmed at a duck farm in California, the first time the variant has been discovered in poultry in the United States, an international agency said.