What are the symptoms of the new coronavirus and how deadly is it?
By Jessica Hamzelou HECTOR RETAMAL/AFP via Getty Images At the end of 2019, health authorities in China alerted the world to a potentially new virus that had caused pneumonia in a handful of people in Wuhan since mid-December. The number of cases has since exploded, with more than 600 cases confirmed as of 23 January.… Read More »