For any American wondering if they have Covid-19, there are two kinds of tests available: polymerase chain reaction (PCR) and rapid antigen (sometimes just called “rapid tests”). The two tests work in ...

No one is really excited about a nasal swab or spitting in a tube, but now that testing has become the next front in the war against COVID-19, rapid tests (now available for free through ...

MACON, Ga. — One Macon family is in quarantine after testing positive for COVID-19. They say this is a disappointment because their original tests came back negative. "I had a serious headache, back ...

Researchers have developed a working prototype of a PCR test for monkeypox that provides accurate, easy-to-read results The test works with a compact, portable system developed for COVID-19 ...

CHICAGO (CBS) -- A new rapid PCR COVID-19 test invented by Northwestern University faculty and Minute Molecular Diagnostics has received FDA emergency use authorization. CBS 2's Meredith Barack ...

Hours-long lines for coronavirus PCR tests are prompting public officials to push the masses to use rapid, at-home antigen tests instead, but public health experts warn the 15-minute tests are ...

A PCR test is often considered the gold standard for detecting coronavirus infection. It’s the test some employers want employees to take before returning to work after having Covid-19, and the one ...

Free COVID-19 test kits are available to American households via the United States Postal Service. People can expect to see different testing brands arrive in their mail. The Biden administration ...

Corrections & Clarifications: An earlier version of this column incorrectly noted the number of at-home testing kits the federal government is planning to mail to homes. At-home COVID-19 tests are ...