Covid-19 news: Pfizer trial finds booster vaccine over 95% effective

The latest coronavirus news updated every day including coronavirus cases, the latest news, features and interviews from New Scientist and essential information about the covid-19 pandemic

Covid-19 news: Pfizer trial finds booster vaccine over 95% effective
The latest coronavirus news updated every day including coronavirus cases, the latest news, features and interviews from New Scientist and essential information about the covid-19 pandemic