The COVID-19 pandemic has scientists considering a few less-conventional options while vaccines against SARS-CoV-2 are being developed. One option might be the oral polio vaccine. We chatted with one of the researchers proposing the idea — Robert Gallo, M.D. — to understand why  vaccine that hasn’t been used in the U.S. for two decades might … Continue reading A Polio Vaccine That Hasn’t Been Used in the U.S. for Two Decades Might Protect Against Coronavirus [Video]