Scientists generally recommend against antibody testing after vaccination. But for some people, it makes sense. By Apoorva Mandavilli Now that tens of millions [...]
Researchers are exploring the possible benefits of pairing doses from two different Covid-19 vaccines. By Carl Zimmer In January, Britain made a change [...]
The company halted late-stage trials of its coronavirus vaccine because of a serious suspected adverse reaction in a participant. By Katherine J. Wu [...]