Scientists believe the mutations may allow the virus to better bind to receptors in the upper airways of humans.

A new mutation and the first severe case of H5N1 bird flu discovered in a human in Louisiana has raised concern among some ...

The CDC said Thursday its analysis of samples from a Louisiana patient with bird flu showed mutations not seen in samples ...

A backyard flock in Vermont was sickened with H5N1, agricultural officials said on Thursday, following other reports of bird ...

For years, we've exposed the federal government's role -- especially the Intelligence Community -- in concealing the origins ...

A new report from the Centers for Disease Control and Prevention (CDC) shows drug overdoses are falling quickly across the ...

The increased volume of intercepted drugs, including fentanyl, came as Alaska’s fatal overdose numbers continued to climb, a ...

Two Baltimore municipal buildings will remain closed over the weekend after precautionary water testing found elevated levels of legionella bacteria.

Today is one of the busiest travel days of the year as many head home from the holidays. However, extreme weather is making ...