A second COVID-19 vaccine now also appears highly effective in preventing illness following exposure to the virus that causes the disease. The biotech company Moderna, Inc., said Monday that its experimental vaccine was 94.5% effective in preventing disease, according to […]
British Prime Minister Boris Johnson went into isolation after a contact tested positive for the coronavirus, as a stay-at-home advisory came into effect for the United States’ third-biggest city on Monday. Global infections have soared past 54 million with more […]
Only a fraction of the European Union population may be vaccinated against the coronavirus before 2022, EU officials said in an internal meeting, as the cure the bloc is securing may not prove effective or may not be manufactured in […]