Why I think this is important A great quick overview on mRNA technology–which underpins the Pfizer and Moderna vaccines. 4 years ago Jessica Mazerik Senior Advisor, Office of Data Science National Institutes of Health View Bookshelf How mRNA vaccines from Pfizer and Moderna work, why they’re a breakthrough and why they need to be kept so cold The Conversation Share via Share 1440 with a friend OR Copy Link