In a recent study published on the medRxiv* preprint server, researchers compare severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pre-variants of concern (VOC) strains and the Delta VOC ...

Just as we were starting to get a handle on COVID-19, two new strains of the virus emerged, each with different traits and severity. But what’s the difference between the original COVID-19, Delta, and ...

The following is a roundup of some of the latest scientific studies on the novel coronavirus and efforts to find treatments and vaccines for COVID-19, the illness caused by the virus.

Scientists are working at an unprecedented speed to contain the ongoing coronavirus disease 2019 (COVID-19) pandemic caused by is the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).

In less than two months, the Omicron variant of the coronavirus has spread around the globe and caused a staggering number of new infections. Omicron now accounts for more than 99.5 percent of new ...

Delta Air Lines was among the major airlines to quickly drop mask requirements after a federal judge struck down a national mask mandate on airplanes and mass transit. In a statement on Monday, the ...