When Can We Expect a COVID-19 Vaccine?
Clip: 07/29/2020 | 17m 48s | Video has closed captioning.
Right now there are more than 165 coronavirus vaccines in development, with 27 already in human trials. Carl Zimmer is an award-winning science writer with a weekly column in the New York Times, and he speaks with Walter Isaacson to break down the biology of vaccines.
Problems Playing Video? | Closed Captioning