Epidemiologist Michael Osterholm, an adviser to the Biden transition team, talks about the plans to tackle the public health crisis COVID-19 created.
The Coronavirus Pandemic
Out of the first 1.9 million doses of Pfizer’s COVID-19 vaccine given in the United States, there were 21 reported cases of anaphylaxis, a CDC study finds.
From the Archives
Deadly, swaggering rodents purr and snuggle when they’re with mates and young.