States that once had the lowest rates have seen infections soar as the distribution of COVID-19 cases changes across the ...

The United States is home to diverse groups of people who can trace their heritage to areas all around the globe and who ...

Eastern equine encephalitis is a rare but deadly virus spread by mosquitoes. An outbreak in the Northeast has raised alarm.

Six states are expecting below normal temperatures this week, with some areas dropping as much as 20 degrees Fahrenheit.