Bang the chest!

Wired news has a story about how loud cars are a turn-on for women. The title says "Exotic" but that's "high performance" in the body of the story, which describes how testosterone levels (a measure of arousal) varied in men and women listening to car sounds. Women had especially high levels after listening to the sounds of a Maserati (Harleys were not tested, apparently). Men's reactions were similar but more muted. "As for the Volkswagen Polo? Everyone had less testosterone after listening to it."

Little kids put playing cards in the spokes of their tricycles to get a good wild sound. Not that they're trying to attract the ladies--not yet. But ...