You've probably heard the complaints before from the grumpy old men of the world. "Turn that music down! It's so loud!" "That junk all sounds the same to me!" "Matlock's not on the tv!" Well, there's nothing we can do about that last bit, but scientists have decided to work on the first two. The researchers compiled a large collection of pop songs from 1955 to 2010, and then worked to analyze their contents. The results may just surprise you (or confirm your suspicions). Reuters So, if you hate the likes of Justin Bieber, this is great for you; you've got science on your side now.