Knowable Magazine answers questions about how dangerous bird flu is, where it came from, and what key events paved the way ...

Each year, seasonal flu sickens about 1 billion people worldwide and causes approximately 290,000 to 650,000 respiratory ...

Live animal markets and factory farms on Long Island provide the "perfect conditions" for the spread of bird flu, experts say ...

The new nasal vaccine only needs one dose and produces reliable immunity right at the site where the virus enters the body.

With a growing number of cats contracting bird flu, the chicken offered in whole-food diets should be cooked.