"The tau melody is a bit more melancholy, and the timing gives it that waltzy feel which I love, " he says.

CNN: STORY HIGHLIGHTS

At times their music resembles sound design more than melody.

WSJ: Trent Reznor and Atticus Ross's 'Dragon Tattoo' Score

The more I looked at it, the louder a solemn, unusual melody seemed to ring out.

NPR: 'A Tale of Music': From 'Literature from the Axis of Evil'