For any American wondering if they have Covid-19, there are two kinds of tests available: polymerase chain reaction (PCR) and rapid antigen (sometimes just called “rapid tests”). The two tests work in ...

The COVID era has brought us many new experiences: mask-wearing, remote schooling, sheltering in place. The majority of these have been onerous and dreary. It’s amazing how energy-sapping it is to ...

To say we've been staying on top of all things COVID-related would be an understatement. When the CDC said that KN95 and N95 masks offer the most protection against the virus, we immediately scoured ...

Don't throw out your expired COVID tests just yet. Here's how to find out if the expiration date has been extended. Katie covered all things how-to at CNET, with a focus on Social Security and notable ...

Thea van de Mortel teaches into the Graduate Infection Prevention and Control program at Griffith University. You can now buy rapid antigen tests in supermarkets and pharmacies to test yourself at ...