Previous seasonal flu infections and vaccinations may protect us against infection from the highly pathogenic H5N1 bird flu outbreak.

Doctors say the case of a teen left in critical condition shows H5N1 "can cause severe human illness." Mutations in the virus are deepening concerns about the spread of H5N1.

The virus in the first severe human bird flu case in the U.S. was found to have mutated. Newsweek's live blog is closed.

When, where and how the H5N1 bird flu virus may evolve and its capacity to spark a pandemic is hard to predict — in part, ...

After a strain of virus associated with avian flu ... raises new questions about the virus, which has spread for years in wild birds, commercial poultry and many mammal species. Since Type A ...

Beyond the bird flu, the federal government’s handling of the outbreak reveals cracks in the U.S. health security system that would allow other risky new pathogens ... any kind of reset in ...

The virus, also known as Type A H5N1, was detected for the first time in U.S. dairy cattle in March. Since then, bird flu has been confirmed in at least 866 herds in 16 states. More than 60 people ...

Wholesale egg prices up 150% from a year ago Bird flu outbreak accelerating in egg ... but they may lift prices in the new year, said Karyn Rispoli, Expana's managing editor for eggs.

U.S. wholesale egg prices are shattering records as an accelerating outbreak of bird flu in laying hens slashes ... plans to slap tariffs on goods from China and Mexico. Wholesale prices for ...

Beyond the bird flu, the federal government’s handling of the outbreak reveals cracks in the U.S. health security system that would allow other risky new pathogens ... any kind of reset in ...

According to a new Stanford study ... What is highly pathogenic avian influenza? Highly pathogenic avian influenza, or HPAI, is a type of bird flu that causes a severe, and often fatal, illness ...

Australia is one of the only places on the planet where you see large birds eating nectar. “It’s very rare for birds to pollinate in general.” Australia is currently the only continent free from the ...