A series of live maps from Windy.com highlighted which parts of the U.S. were experiencing elevated levels of air pollution on Friday. The maps showed data for multiple types of pollutant, including ...

A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to ...

Leading the nation in cancer diagnoses is Maine, which recorded 650 cancer cases per 100,000 residents in 2021—the highest in ...

Travellers planning to set sail this season can rest a little easier—cruise ships aren't the norovirus breeding grounds they're often made out to be.