HOUSTON, Texas -- As things open back up, we're seeing some places require COVID-19 testing. At-home rapid COVID tests can produce results in minutes. To find out how they work and just how effective ...

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 ...

Costco is now offering at-home testing for COVID-19. The retailer's new saliva test can only be bought online. Because it's a spit test, you don't have to worry about a long nasal swab. The process is ...

A new biotechnology company in McKinney has ambitions to become the world’s first fully integrated platform for polymerase chain reaction (PCR) testing — the same technology behind a common COVID-19 ...