Coronavirus: what we know so far about the new strain of Covid-19

London has gone into lockdown and many countries and regions have banned UK flights after the discovery of a new and reportedly more transmissible variant of the coronavirus in Britain. The news also sparked a scientific scramble to gather more facts about this new Sars-CoV-2 strain that causes the disease Covid-19. The top questions for researchers include whether it will change how the coronavirus spreads, whether it makes people more sick and if the much-anticipated new vaccines being distributed will still work.