Polymerase chain reaction (PCR) and rapid (antigen) tests for COVID-19 both involve taking a swab. Results for a PCR test take longer, as it needs to go to a laboratory. It is more costly but tends to ...

In this technical forum, experts describe different methods of rapid microbial testing and their applications. Testing for the presence of microbes in an aseptic environment used to be a process that ...

To quickly confirm an asymptomatic case of COVID-19, a second rapid test within an hour of a positive result can boost the accuracy of the result from 38 percent to 92 percent, according to a new ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. US regulators have approved the first test that distinguishes rapidly and reliably between bacterial and viral ...