Scientists have warned H5N1 bird flu could make a dangerous leap to humans, triggering a global health crisis.

The H5N1 avian influenza virus—commonly known as bird flu—has been causing outbreaks in dairy cows in the United States since ...

Although development of a jab for the H5N1 strain of avian flu is well under way, other strains are receiving less attention ...

Finding that vampire bats along Peru’s coast carried H5N1 antibodies raises concerns that multiple bat species could become ...

A new warning from global health experts is raising alarms about the potential for a bird flu pandemic that could outpace the ...

Officials have detected highly pathogenic avian influenza (HPAI) H5N1 in a dairy cattle herd in Wisconsin, according to the ...

The HPAI strain of avian flu is infecting and killing birds in Missouri and Kansas. Several cases have been reported around Kansas City.

A new international study has found that the H5N1 avian flu virus is gradually becoming better adapted to infect cattle. This ...

Avian influenza is devastating poultry operations, spreading in dairy cattle and infecting farm workers. Why isn’t the United ...

New research reveals why bird flu poses such an unusual danger to humans: it can keep multiplying even at temperatures that normally shut viruses down.

Three state agencies remain on alert after a third presumptive case of avian influenza — or bird flu — was found in a wild ...

When bird flu spilled over into dairy cattle last year, researchers discovered high concentrations of the H5N1 virus in the ...