There are more than 160 coronavirus vaccines in development, and we don’t yet know if any will work, but a string of promising results offers hope for the long run
Source:
https://www.newscientist.com/article/2250084-coronavirus-vaccine-hope-rises-after-a-flurry-of-positive-results/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home