A flawed coronavirus test distributed by government scientists early in the pandemic was poorly designed and came with erroneous instructions that made it doubly difficult for labs to rely on the test ...

(CBS DETROIT) - Free COVID tests are being offered through the U.S. government again. This comes after the Biden administration awarded $600 million to 12 domestic COVID-19 test manufacturers.

Taking a COVID-19 test at home seems simple enough: If you get a line, you're positive for the coronavirus. But what if your results aren't so obvious? For instance, if you only get a very faint line ...

The COVID-19 pandemic marked the first time in the history of pandemics where self-testing was used as an essential component of a widespread public infection control and prevention strategy. Nearly ...