Per Holmquist has always had a finely tuned ear for music. "When I hear a song for the first time I know, 'Okay it will be a hit,'" he says. But he never learned to play an instrument. Taking lessons ...

This device created by student designers Yingjie Bei and Yifan Hu only looks like an artsy turntable, but it can't play your vinyl collection. Here's what it can do, though: show you the right moon ...