"Earworms" (a.k.a., songs that get stuck in a person's head) are caused by a phenomenon called "involuntary musical imagery." According to psychologists, the frequency of earworms "depended upon the thickness of several brain regions," but does that mean it's better to be thickheaded? Or does thick-headedness welcome more earworm invasions? Who inches toward an answer.
Read MoreIt seems I missed the sprawling shoreline, the dinosaur bones, and the various components of the state meal as I drove through Oklahoma, but I did find unearth a key to my mental clarity while on the move. Sooner or later, Who yields to being OK.
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