The New Science Being Used to Fast-Track a Coronavirus Vaccine

By Sanjay Mishra and Robert Carnahan, The ConversationA century ago, on July 26, 1916, a viral disease swept through New York. Within 24 hours, new cases of polio increased by more than 68%. The outbreak killed more than 2,000 people in New York City alone. Across the United States, polio took the lives of about 6,000 people in 1916, leaving thousands more paralyzed.Although scientists had already identified the polio virus, it took 50 more years to develop a vaccine. That vaccine