A picture taken on January 15, 2021 shows a pharmacist holding a vial of undiluted Pfizer BioNTech...
variant
In late December, scientists in California began screening coronavirus samples for a rapidly spreading new variant that...
There is snow in front of the entrance to the Garmisch-Partenkirchen hospital. A possibly new variant of...
The director of the Center for Disease Control and Prevention, Dr. Robert Redfield, holds up a CDC...
“We know this is an overestimation of current vaccination levels,” said Michael Johansson, a researcher at the...
A patient arrives at 28 de Agosto Hospital in Manaus, Amazonas, Brazil on January 14, 2021 amid...
