Most existing COVID-19 tests "rely on the same principle, which is that you have accumulated a detectable amount of viral material, for example, in your nose," says study lead author Frank Zhang, who ...

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 ...

A new quick testing method for COVID-19 has been developed by scientists at New York University (NYU) Abu Dhabi. It is an adhesive bandage that depends on gold nanoparticles to rapidly detect the ...

TULSA, Okla. — We all remember the lines of folks waiting and waiting to get their free Covid tests. But as of May, test kits were no longer available without charge. That’s when scammers started ...

At-home Covid tests can be ordered for free starting Monday. Households can now order four free tests for home delivery at COVIDTests.gov. According to the government website, orders will begin ...

Given the highly infectious nature of the COVID pathogen, tests for the virus had to be quick, reliable and safe. The test ...