A study uncovers the viral gene that lets bird flu beat fever, reshaping surveillance strategies as H5N1 continues to spread.

New research shows feverish temperatures make it more difficult for viruses to hijack our cells. A mouse study suggests it's ...

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

The country's first-ever H5N5 bird flu case has been confirmed in Washington state, where a resident is hospitalized with a ...

First death from H5N5 bird flu recorded in America. Learn how the virus spreads, what the symptoms are, and essential ...

One person had died from the disease. In early January, a backyard flock keeper hospitalized with bird flu in Louisiana ...

New research shows bird flu viruses can keep multiplying even at fever-level temperatures, unlike typical human flu. This ...

Zoonotic viruses fill us with dread—and rightly so. Such viruses have been known to spread from animals to human hosts, transmitting deadly diseases such as Ebola, rabies, and bird flu. And according ...

WASHINGTON, March 26 (Reuters) - Some of the deadliest diseases to stalk humankind have come from pathogens that jumped from animals to people. The virus that causes AIDS, for example, crossed over ...

DUPAGE COUNTY, Ill. — Health officials in DuPage County have confirmed the county’s first human case of West Nile Virus this year, the third confirmed case statewide in 2025. Health officials from the ...

Animals such as rats are often regarded as disease carriers. But when it comes to the spreading of illnesses, it turns out other animals have more reason to fear us than we them. An analysis of viral ...