linkspam: covid transmission science

The 60-Year-Old Scientific Screwup That Helped Covid Kill by Megan Molteni: The distinction between droplet and airborne transmission has enormous consequences. To combat droplets, a leading precaution is to wash hands frequently with soap and water. To fight infectious aerosols, the air itself is the enemy. In hospitals, that means expensive isolation wards and N95 masks for all medical staff.