Just what counts as a penis? A debate over what to call the genitals of an unusual group of cave insects has broader implications, because it gets right at the heart of science and science communication: what's the relationship between the labels we use in science and the way those labels are understood by our culture?
"Is paint a tool?" This sounds like the start of a three-hour argument between stoned college students, but it's actually a question scientists asked groups of men and women. And apparently, ladies were more likely to answer "sort of."