Experts said the discovery raises questions about how widely the virus has spread, and underscores the difficulty of ...

Avian influenza H5N1 continues to spread. A second type of the virus, D1.1, has been detected in dairy cattle in Nevada, US. What does it mean for people?

You know that feeling — one minute you’re hot, the next freezing. Nothing stays down, and all you do is lay on the couch, hoping ...

New bird flu strain fears as 'brand-new virus' could spark deadly global crisis. US confirms first human death linked to bird ...

Dairy cattle in Nevada, US, have been infected with a new type of bird flu, different from the version that has spread in the ...

At least four cattle herds in Nevada have tested positive for a strain of H5N1 bird flu never before seen in cows, state ...

Researchers are reporting mass die offs of wild birds and sea mammals due to bird flu. They're tracking the deaths to better understand the virus and how it might create a greater threat to humans.

This story first appeared in The Record North Shore, an independent nonprofit newsroom that covers six suburbs north of Evanston. More than ...

Dairy cattle in Nevada have been infected with a new type of bird flu that's different from the version that has spread in ...

A version of the avian influenza virus different from the one rampaging through herds since last spring has been detected in ...

Dairy cows in Nevada have been infected with a new strain of bird flu, marking the second strain detected in herds since ...