How to Get a Song Out of Your Head
by Thorin Klosowski and Joel Cunningham from Lifehacker on (#57C9K)
When it comes to music, there's a fine line between catchy and annoying. And sometimes, a hook, a lick, even a single line of lyrics can lodge itself in your brain for days and refuse to leave. Science actually has a name for this phenomenon, one you're probably familiar with-the slightly gross but extremely evocative...