Colorado officials declared a disaster emergency after a presumptive bird flu outbreak hit a facility with 1.3 million chickens in Weld County. The state is mobilizing resources.

A new nasal spray vaccine could stop bird flu at the door — blocking infection, reducing spread, and helping head off the next pandemic.

Colorado State University tested samples from the Weld County laying facility and gave presumptive positive results, which ...

ORLANDO, Fla. — Orlando city commissioner Patty Sheehan says the amount of swans found dead at Lake Eola over the past week is not as large as originally thought. In a social media post on Tuesday, ...

Snow in late November is hardly news in Canada, but Metro Vancouver's first major snowfall of the season created mayhem and misery for thousands of motorists. Neetu Garcha reports on the frustration, ...