A COVID-19 Vaccine: What You Need To Know

Approximately 200 COVID-19 vaccines are being actively developed, a process that health officials are expediting to help end the pandemic. Today on the show, NPR science correspondent Joe Palca walks us through the latest in vaccine development — from how a coronavirus vaccine would work to the challenges of distributing it to the world.

Learn more about sponsor message choices: podcastchoices.com/adchoices

NPR Privacy Policy