ever wonder what a cough looks like?
a Pennsylvania State University professor has come up with a way to capture images of the shock wave a cough creates; the colours represent differences in air pressure, i.e. the speed at which your germs are spreading, just like the Hubble etc. pix show different elements, gases or radiation frequencies
I wanna see a sneeze!
more next time
Blessed Be
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an eclectic collection of alternative news and Internet trivia gathered by the Wicked Witch of the Web
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