John has always been a pretty musical guy. He played saxophone in his college jazz band and he's on the verge of making it big as a rapper (half joking, check out his facebook). But even though John has great taste in music, he doesn’t fully understand how it all works. Scientifically speaking, what makes music sound good? As a lover of music and science, Ryan’s got it covered. And he's more than happy to share his musical expertise...at great length.