Nothing to Sneeze At
Although we all know that sneezes and coughs transmit infections, little research had been done to show how they work. To address this knowledge gap, Lydia Bourouiba and John Bush of MIT’s Applied Mathematics Lab used high-speed cameras and fluid mechanics to reveal why we’ve grossly underestimated the role of gas clouds in these violent expirations.
Luke Groskin is Science Friday’s video producer. He’s on a mission to make you love spiders and other odd creatures.