Vomit Machine Proves Viruses Can Go Flying

Bad news: You know that last stomach bug you picked up, the one that gave you stomach cramps, diarrhea and nausea? "Even though it's a small percentage [of the virus particles] that makes it into the bio-aerosolized form, and the majority is in the liquid form, when you convert these small percentages to absolute numbers, the numbers are large enough that they're above the infectious dose of the norovirus," study researcher Francis de los Reyes III, an environmental engineer at North Carolina St