Here’s what to know about the United States’ first confirmed severe case of H5N1 avian influenza—and how to protect yourself.

The agency, in its latest update released Thursday, said the mutations were not found in samples taken from wild birds, suggesting the virus changed over the course of the patient’s ...

A genetic analysis suggests the bird flu virus mutated inside a Louisiana patient who contracted the nation’s first severe ...

President Vladimir V. Putin of Russia told the Azerbaijani leader, Ilham Aliyev, in a phone call, “that the tragic incident took place in Russian airspace.” By Anatoly Kurmanaev Flight ...

Has Russia’s Shadow Fleet, Built to Evade Sanctions, Engaged in Sabotage? Russia has assembled a fleet of hundreds of vessels to covertly ship its oil. The idea of using some to cause havoc may ...

It is Christmas Eve and we have passed the winter solstice, which means we are receiving a wee bit more daylight each day. It may be a bit unnoticeable unless you get up early and clouds are not ...