Among mammals, seals and sea lions are vulnerable to infection, as are scavengers. Scientists fear that an outbreak of H5N1 ...

Presidents always seem to have a crisis to deal with. George W. Bush had 9/11. Barack Obama had the Great Recession. Donald ...

The latest developments are highly concerning, as they raise the possibility that the H5N1 virus has evolved the ability to ...

In what could be the first cases of bird flu between humans in the US, a group of potential H5N1 infections in Missouri has now grown to 8.

Health authorities in the US are studying seven people who developed influenza symptoms after being exposed to a Missouri ...