Archived articles

David dowdy

An illustration of an omicron variant
Q+A
Taking the temperature of the pandemic
Published May 16, 2022
As the U.S. reaches one million COVID-19 deaths, where are we in the arc of the pandemic? Epidemiologist David Dowdy explains.
COVID-19 omicron variant
Q+A
What we know about the omicron variant
Published Nov 30, 2021
With a worrisome number of mutations and a spike of cases in southern Africa, omicron is the latest COVID-19 variant of concern
A masked woman on a bus
COVID-19
Another COVID-19 winter?
Published Nov 19, 2021
The U.S. appears to be on the brink of a winter surge in COVID-19 cases, but Johns Hopkins experts offer hope that this winter will be better than the last