Why does an "X" stand for a kiss?

Which fruits are in Juicy Fruit® gum?

Why do people cry at happy endings?

Why do you never see baby pigeons?

Pop-culture guru David Feldman demystifies these topics and so much more in Why Don't Cats Like to Swim? -- the unchallenged source of answers to civilization's most perplexing questions. Part of the Imponderables® series, Feldman's book arms readers with information about everyday life -- from science, history, and politics to sports, television, and radio -- that encyclopedias, dictionaries, and almanacs just don't have. Where else will you learn what makes women open their mouths when applying mascara?