H5N1 bird flu has been circulating in U.S. wildlife since late 2021 but has caused only one human fatality. Now a different ...

It’s crucial that we monitor bird flu strains to help us prepare for potential outbreaks," said virologist Matt Turnbull.

The Washington State Department of Health has announced that H5N5, a bird flu strain that has never been detected in humans ...

The bird flu virus that has been spreading among wild birds, poultry and mammals could lead to a pandemic worse than COVID-19 if it mutates to transmit between humans, the head of France's Institut ...

The Trump administration has canceled $766 million awarded to drugmaker Moderna Inc. to develop a vaccine against potential pandemic influenza viruses, including the H5N1 bird flu. The company said it ...

H5N1, the virus that causes bird flu, is a highly infectious and lethal disease that mainly affects birds but can also be ...

An unusually early outbreak of bird flu cases affecting high numbers of wild birds and poultry farms across Europe and North ...

Bird flu viruses are a particular threat to humans because they can replicate at temperatures higher than a typical fever, ...

Moderna said Wednesday that its experimental mRNA-based seasonal flu vaccine generated a stronger immune response against four strains of the flu virus than a currently marketed vaccine in a Phase 3 ...

HHS’s move to cancel this contract is pitifully illogical. Bird flu has already cost America billions — and if it mutates to allow for human-to-human transmission, the cost could soar into the ...