http://www.sciencemag.org/news/2020/11/covid-19-vaccine-trial-complete-pfizer-and-biontech-update-their-promising-result > The Pfizer/BioNTech COVID-19 vaccine candidate has 95% efficacy according to the latest analysis offered by the companies. > Science’s COVID-19 reporting is supported by the Pulitzer Center and the Heising-Simons Foundation.