Efforts to contain the virus are falling short. A teenager in Canada is in critical condition after an unexplained infection.

The spread of bird flu continues to trouble scientists. They say there is no indication that the U.S. has the outbreak under control. And now, a more concerning version of the virus has cropped up.

Readers offered hundreds of suggestions for the 14th annual installment of this Thanksgiving tradition. Some are old ...

It wouldn't be a list of the best states in the USA for bird watching without including Alabama. Alabama's coast is known for ...