In this episode Cool Science Radio Tanya Lewis , an associate editor at Scientific American shares updates on how a COVID 19 vaccine is progressing. A new article published last week by the magazine, says not to expect a COVID 19 vaccine before the election, which seems obvious at this point. A vaccine made by Pfizer could seek emergency approval by the third week of November, but it likely won’t be available to the public until mid-to late 2021.