A friend of ours freaks out when he realizes the molecules he's inhaling have been inside our lungs, too. You other wusses better check out Human & Animal Grossology at Arizona Science Center beginning Saturday, May 24, and get desensitized to all the emissions and secretions of us Homo sapiens and our fellow creatures while having educational fun, natch.
If you've seen a baby discover his own booger, you're on your way to understanding the universal appeal of disgustingness. "It is human nature to be attracted to anything that makes you go 'eww,'" says Kristin Priscella, senior director of communications for the center. "It changes your perception when you learn how things work: maintaining the fun but illuminating the mystery."