The math department at Bringham Young University has sponsored a nice website called When Will I Use Math? It tells about applications involving mathematics, news involving mathematics, and all sorts of good stuff. We especially like all the career information. If you were ever wondering what a math education can be used for besides teaching, you should definitely check out their website. Also, you should check out their blog!
They have also put together a video which talks about why studying math is interesting, fun, and useful. It would make a great infomercial to show your relatives when they wonder why you’re geeking out on the math classes you’ll be taking this fall: