Day: December 10, 2020

South Korea study shows how coronavirus spreads indoors

Dr. Lee Ju-hyung has largely avoided restaurants in recent months, but on the few occasions he’s dined out, he’s developed a strange, if sensible, habit: whipping out a small anemometer to check the airflow. It’s a precaution he has been taking since a June experiment in which he and colleagues re-created the conditions at a […]