25 November 2015 Last updated at 07:49 GMT
They discovered that mucus and saliva moves in different ways once it leaves your nose.
It moves in sheets, bursts, bags and strings before it becomes droplets.
It's hoped the research will help experts learn more about how sneezing spreads germs.
Take a look at this.
Scientists in America have used a high-speed video to find out how snot, or mucus, travels and separates after it leaves our mouths during a sneeze.