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.

To explain her thinking — and share what does scare ... flu pandemics have been associated with reassortment. The current cattle outbreak is itself a recent reassortment between two different ...

A couple from a small town outside Peoria celebrated their first Christmas with their new baby after a scary cancer diagnosis ...

Can you wash clothes on New Year's Eve? Not if you believe these superstitions. Here's what to do and what to avoid for a ...

Since 1890, The Arizona Republic has written the news of Arizona, from its rough and dusty territorial days to its current ...

Pima Animal Care Center leaders are asking the public’s help in keeping pets safe and at home where they belong.

The last few decades have examined the sci-fi genre in exciting new ways with these great post-apocalyptic movies that ...

The Centers for Disease Control and Prevention is keeping close eye on pandemic indicators amid bird flu cases arising in the ...

Public health officials have warned that new mutations of bird flu with human flu could have dangerous consequences.

In coming years, the bird flu may cost billions of dollars more in expenses and losses. Worse, the outbreak poses the threat ...

All year, I’ve been keeping tabs on the H5N1 avian flu outbreak in dairy cattle and birds in the United States. As a ...

This is almost a record high for the decade. These higher prices come as farmers continue to battle a strain of H5N1 bird flu ...