What exactly are the tests being used to detect coronavirus?

Here is an explainer on molecular and immunoassays currently in use

Faster diagnostic tests developed for tuberculosis

Scientists bring out a highly sensitive and rapid test for detection of tuberculosis infection in lungs and surrounding membranes

UK fertility clinics offering unverified add-on services

A research paper finds that only 13 of 74 clinics substantiated the claims on their websites

Medical tests: How necessary?

Doctors are increasingly prescribing tests to arrive at a diagnosis. Has this benefited medical practice or patients? Four experts debate