Moderna's avian flu vaccine contract canceled by HHS amid ongoing debates about mRNA technology safety and effectiveness.

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 ...

An 11-year-old boy in Cambodia has died from bird flu, the country’s fourth victim of four confirmed cases of the infection this year. The Health Ministry has announced laboratory tests from ...

Over the past three years, avian influenza (H5N1) has spread around the U.S. and affected many species of birds and mammals, ...

Researchers at the University of Maryland recently revealed a disturbing trend: cats are catching bird flu—and dying from ...