COVID-19 cases are rising in half of US states. Is this the start of a summer wave? What to know about COVID trends and the ...

While most people will clear the virus and get a negative antigen test result within 10 days, some people may keep testing positive for longer than that, experts tell TODAY.com. And if you keep ...

The U.S. Environmental Protection Agency said on Friday it is cutting the size of its workforce by at least 23% through a ...