Free COVID-19 tests are again available from the federal government. The Administration for Strategic Preparedness and Response, an agency within the U.S. Department of Health and Human Services, and ...

Visby claims that its new test is the first at-home PCR assay for multiple respiratory viruses. Credit: Tada Images/Shutterstock.com Visby Medical’s over the counter (OTC) combination PCR test for ...

Rapid test would aid response to outbreak that has killed hundreds Potential manufacturers based in West Africa, South Korea, U.S. Goal is to develop rapid tests for use on live patients Field trials ...

A highly transmissible new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now the dominant strain circulating in the United States. The mutated omicron subvariant, which is known for causing a ...