Infections of COVID-19 are growing or likely growing in half of the U.S. as of July 8, according to CDC estimates.

As Alberta's measles outbreaks grow, researchers are now watching the province's wastewater for the highly contagious virus and hoping to determine if the technology could eventually serve as an early ...

COVID-19 is rising again in California, driven by new variants like “Nimbus,” amid a nationwide summer wave. Despite “low” ...