A new study from researchers at UMass Chan Medical School shows at-home COVID-19 antigen tests performed “similarly” well at detecting the Omicron and Delta variants in people as the PCR tests ...

Rapid antigen tests are less effective in people with no symptoms, so they wouldn’t catch everybody in the group who’s COVID-positive.

A shortage of COVID-19 testing capacity has some Manitobans scrambling to find rapid antigen tests — and experts wondering why the province waited so long to make the home-use devices more ...

A study finds rapid antigen COVID-19 tests are more effective than previously thought when compared to the standard PCR tests.

So what are rapid antigen tests, are they effective, and what role should they play in Australia’s response to COVID-19? What are antigen tests?

To combat coronavirus, the Pac-12 has partnered with Quidel for antigen tests that are believed to be more effective than PCR tests used by the NFL.

To combat coronavirus, the Pac-12 has partnered with Quidel for antigen tests that are believed to be more effective than PCR tests used by the NFL.

The rapid-response antigen tests are an escape hatch for the Pac-12— a means of keeping the players safe and salvaging the conference’s reputation.

Rapid $1 Covid-19 tests exist. Why can’t we get them? A new testing strategy prioritizes infectiousness instead of infections.

Deborah Birx, the White House’s coronavirus-response coordinator, has called rapid antigen tests the “breakthrough innovation” that is needed to perform hundreds of millions of such assays a ...