Eggs have recovered from historic highs in the US. In Europe, they're up. Why is this the case? How do the two markets ...

The CDC declared the end of its emergency response to H5N1 avian flu as a health threat to humans, David Murray writes.

In one of the top Arctic birding destinations in the world, environmental and health challenges are threatening some of the ...

Spain has reported an outbreak of highly pathogenic H5N1 bird flu on a fattening turkey farm in the southwestern region of ...

Farm workers facing possible arrest would likely resist getting tested for bird flu should there be a resurgence this fall, ...

New versions of the H5N1 virus are increasingly adept at spreading. Suggestions to either let it rip in poultry or vaccinate the birds could backfire.

A new paper from a team of Cornell University researchers shows that the highly pathogenic avian influenza H5N1 virus causes ...

Bird flu fears have focused on the poultry and dairy industries and human health. But wild animals are threatened, too—at ...