CHICAGO, Ill. -- Scientists are continuing to develop new COVID-19 testing methods. Everything from throat swabs and saliva tests to breathalyzers are potential options. The federal government has ...

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 ...

WASHINGTON -- Rutgers University researchers have received U.S. government clearance for the first saliva test to help diagnose COVID-19, a new approach that could help expand testing options and ...

The United States government has discontinued its free at-home COVID-19 test program after four years. The program, which began in 2021, shipped over 900 million tests directly to U.S. households.