Severe thunderstorms and an outbreak of tornadoes could disrupt holiday travel Saturday. More than 2,700 flights were delayed ...

The Sooners' defensive coordinator has garnered interest after his unit's success during his first season in Norman.

Maryland’s attorney general and 19 other state officials argue that state legislatures should retain the authority to redraw ...

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

The bird flu virus found in a severely ill patient hospitalized in the United States has mutated to become better adapted to ...

Scientists are issuing warnings after a bird flu patient showed mutations that could increase the transmission of the virus.

The CDC has confirmed a total of 66 human cases of bird flu across the United States as of Friday, although the number is believed to be higher.

Storms across both the Western and Southern United States threaten to disrupt flights as millions of holiday travelers ...

As the year began, the climate movement had its sights set on reining in the sprawling liquefied natural gas (LNG) export ...

New census numbers show international immigration was a major driving factor of population growth across the United States, ...

While the risk of infection to the general public remains low, the recent rise in human cases linked to backyard flocks has raised concerns.