The COVID-19 pandemic yielded important advances in testing for respiratory viruses, but it also exposed important unmet ...

A new COVID variant called NB.1.8.1, aka Nimbus, is spreading in the U.S. and causing an incredibly painful sore throat, ...

While authorities have been slow in making COVID-19 tests widely available in the U.S., the PCR process that is the vital backbone of the test is relatively simple and quick, thanks to a cluster ...