It's a simple tune. You've heard it in movies, commercials, maybe even at your best friend's wedding. You've sung it at church: "joyful, joyful we adore thee..." That little ditty, based on a poem by ...

A lost work by Ludwig van Beethoven was performed for what could have been the first time at the University of Manchester in northern England on Thursday. The piece of music, composed by Beethoven in ...